Wildcards are supported at the end of the ARN, e.g., "arn:aws:iam::123456789012:*" will match any IAM principal in the AWS account 123456789012. When resolve_aws_unique_ids is false and you are binding to IAM roles (as opposed to users) and you are not using a wildcard at the end, then you must specify the ARN by omitting any path component ...Dec 27, 2016 · On the role that you want to assume, for example using the STS Java V2 API (not Node), you need to set a trust relationship. In the trust relationship, specify the user to trust. Logging IAM and AWS STS API calls with AWS CloudTrail. IAM and AWS STS are integrated with AWS CloudTrail, a service that provides a record of actions taken by an IAM user or role. CloudTrail captures all API calls for IAM and AWS STS as events, including calls from the console and from API calls. If you create a trail, you can enable ... The following example bucket policy shows how to mix IPv4 and IPv6 address ranges to cover all of your organization's valid IP addresses. The example policy allows access to the example IP addresses 192.0.2.1 and 2001:DB8:1234:5678::1 and denies access to the addresses 203.0.113.1 and 2001:DB8:1234:5678:ABCD::1. Dec 27, 2016 · On the role that you want to assume, for example using the STS Java V2 API (not Node), you need to set a trust relationship. In the trust relationship, specify the user to trust. First, check the credentials or role specified in your application code. Run the following command on the EMR cluster's master node. Replace s3://doc-example-bucket/abc/ with your Amazon S3 path. aws s3 ls s3://doc-example-bucket/abc/. If this command is successful, then the credentials or role specified in your application code are causing the ...You can allow users from one AWS account to access resources in another AWS account. To do this, create a role that defines who can access it and what permissions it grants to users that switch to it. In this step of the tutorial, you create the role in the Production account and specify the Development account as a trusted entity.The following are the general formats for ARNs. The specific formats depend on the resource. To use an ARN, replace the italicized text with the resource-specific information. Be aware that the ARNs for some resources omit the Region, the account ID, or both the Region and the account ID. SSE-KMS. If the objects in the S3 bucket origin are encrypted using server-side encryption with AWS Key Management Service (SSE-KMS), you must make sure that the OAC has permission to use the AWS KMS key.The following are the general formats for ARNs. The specific formats depend on the resource. To use an ARN, replace the italicized text with the resource-specific information. Be aware that the ARNs for some resources omit the Region, the account ID, or both the Region and the account ID. At this year's AWS re:Inforce, session IAM433, AWS Sr. Solutions Architect Matt Luttrell and AWS Sr. Software Engineer for IAM Access Analyzer Dan Peebles delved into some of AWS IAM’s most arcane edge cases – and why they behave as they do. The session took a deep dive into AWS IAM internal evaluation mechanisms never shared before and ...Another common action typo is the inclusion of unnecessary text in ARNs, such as arn:aws:s3: : :*, or missing colons in actions, such as iam.CreateUser. You can evaluate a policy that might include typos by choosing Next to review the policy summary and confirm whether the policy provides the permissions you intended.We require an ARN when you need to specify a resource unambiguously across all of AWS, such as in IAM policies, Amazon S3 bucket names, and API calls. In AWS GovCloud (US) Regions, ARNs have an identifier that is different from the one in other standard AWS Regions. For all other standard regions, ARNs begin with: For the AWS GovCloud (US-West ...The principal in this key policy statement is the account principal, which is represented by an ARN in this format: arn:aws:iam::account-id:root. The account principal represents the AWS account and its administrators. Steps to Enable MFA Delete Feature. Create S3 bucket. Make sure you have Root User Account Keys for CLI access. Configure AWS CLI with root account credentials. List and Verify Versioning enabled for the Bucket. List the Virtual MFA Devices for Root Account. Enable MFA Delete on Bucket. Test MFA Delete.Wildcards ahead. All AWS IAM identities (users, groups, roles) and many other AWS resources (e.g. S3 buckets, SNS Topics, etc) rely on IAM policies to define their permissions. It is often necessary (or desirable) to create policies that match to multiple resources, especially when the resource names include a hash or random component that is ...We require an ARN when you need to specify a resource unambiguously across all of AWS, such as in IAM policies, Amazon S3 bucket names, and API calls. In AWS GovCloud (US) Regions, ARNs have an identifier that is different from the one in other standard AWS Regions. For all other standard regions, ARNs begin with: For the AWS GovCloud (US-West ...Mainly there are four different way to setup the access via cli when cluster was created via IAM role. 1. Setting up the role directly in kubeconfig file.Dec 27, 2016 · On the role that you want to assume, for example using the STS Java V2 API (not Node), you need to set a trust relationship. In the trust relationship, specify the user to trust. An ARN for an IAM user might look like the following: arn:aws:iam::account-ID-without-hyphens:user/Richard. A unique identifier for the IAM user. This ID is returned only when you use the API, Tools for Windows PowerShell, or AWS CLI to create the IAM user; you do not see this ID in the console.On the role that you want to assume, for example using the STS Java V2 API (not Node), you need to set a trust relationship. In the trust relationship, specify the user to trust.An entity in AWS that can perform actions and access resources. A principal can be an AWS account root user, an IAM user, or a role. You can grant permissions to access a resource in one of two ways: Trust policy. A document in JSON format in which you define who is allowed to assume the role. This trusted entity is included in the policy as ...Logging IAM and AWS STS API calls with AWS CloudTrail. IAM and AWS STS are integrated with AWS CloudTrail, a service that provides a record of actions taken by an IAM user or role. CloudTrail captures all API calls for IAM and AWS STS as events, including calls from the console and from API calls. If you create a trail, you can enable ...See the example aws-auth.yaml file from Enabling IAM user and role access to your cluster. 7. Add designated_user to the mapUsers section of the aws-auth.yaml file in step 6, and then save the file. 8. Apply the new configuration to the RBAC configuration of the Amazon EKS cluster: kubectl apply -f aws-auth.yaml. 9. The following example bucket policy shows how to mix IPv4 and IPv6 address ranges to cover all of your organization's valid IP addresses. The example policy allows access to the example IP addresses 192.0.2.1 and 2001:DB8:1234:5678::1 and denies access to the addresses 203.0.113.1 and 2001:DB8:1234:5678:ABCD::1.The AWS secrets engine generates AWS access credentials dynamically based on IAM policies. This generally makes working with AWS IAM easier, since it does not involve clicking in the web UI. Additionally, the process is codified and mapped to internal auth methods (such as LDAP). The AWS IAM credentials are time-based and are automatically ...data "aws_iam_group" "developer-members" { group_name = "developer" } data "aws_iam_group" "admin-members" { group_name = "admin" } locals { k8s_admins = [ for user ...For Actions, start typing AssumeRole in the Filter box and then select the check box next to it when it appears. Choose Resources, ensure that Specific is selected and then choose Add ARN. Enter the AWS member account ID number and then enter the name of the role that you previously created in steps 1–8. Choose Add.Using "Principal" : {"AWS" : "*" } with an Allow effect in a resource-based policy allows any root user, IAM user, assumed-role session, or federated user in any account in the same partition to access your resource. For anonymous users, these two methods are equivalent. For more information, see All principals in the IAM User Guide. Open the IAM console. In the navigation pane, choose Account settings. Under Security Token Service (STS) section Session Tokens from the STS endpoints. The Global endpoint indicates Valid only in AWS Regions enabled by default. Choose Change. In the Change region compatibility dialog box, select All AWS Regions. The permissions that are required to administer IAM groups, users, roles, and credentials usually correspond to the API actions for the task. For example, in order to create IAM users, you must have the iam:CreateUser permission that has the corresponding API command: CreateUser. To allow an IAM user to create other IAM users, you could attach ...Open the role and edit the trust relationship. Instead of trusting the account, the role must trust the service. For example, update the following Principal element: "Principal": { "AWS": "arn:aws:iam:: 123456789012 :root" } Change the principal to the value for your service, such as IAM. The way you sign in to AWS depends on what type of AWS user you are. There are different types of AWS users. You can be an account root user, an IAM user, a user in IAM Identity Center, a federated identity, or use AWS Builder ID. For more information, see User types. You can access AWS by signing in with any of following methods: Elastic Load Balancing provides access logs that capture detailed information about requests sent to your load balancer. Each log contains information such as the time the request was received, the client's IP address, latencies, request paths, and server responses. You can use these access logs to analyze traffic patterns and troubleshoot issues. AWS account root user – The request context contains the following value for condition key aws:PrincipalArn. When you specify the root user ARN as the value for the aws:PrincipalArn condition key, it limits permissions only for the root user of the AWS account. This is different from specifying the root user ARN in the principal element of a ...With IAM identity-based policies, you can specify allowed or denied actions and resources as well as the conditions under which actions are allowed or denied. Security Hub supports specific actions, resources, and condition keys. To learn about all of the elements that you use in a JSON policy, see IAM JSON Policy Elements Reference in the IAM ... The alias ARN is the Amazon Resource Name (ARN) of an AWS KMS alias. It is a unique, fully qualified identifier for the alias, and for the KMS key it represents. An alias ARN includes the AWS account, Region, and the alias name. At any given time, an alias ARN identifies one particular KMS key.Use Amazon EC2, S3, and more— free for a full year. Launch Your First App in Minutes. Learn AWS fundamentals and start building with short step-by-step tutorials. Enable Remote Work & Learning. Support remote employees, students and contact center agents. Amazon Lightsail. AWS S3 deny all access except for 1 user - bucket policy. I have set up a bucket in AWS S3. I granted access to the bucket for my IAM user with an ALLOW policy (Using the Bucket Policy Editor). I was able to save files to the bucket with the user. I have been working with the bucket for media serving before, so it seems the default action is to ...See the example aws-auth.yaml file from Enabling IAM user and role access to your cluster. 7. Add designated_user to the mapUsers section of the aws-auth.yaml file in step 6, and then save the file. 8. Apply the new configuration to the RBAC configuration of the Amazon EKS cluster: kubectl apply -f aws-auth.yaml. 9. Sign in. Root user. Account owner that performs tasks requiring unrestricted access. Learn more. IAM user. User within an account that performs daily tasks. Learn more.You can allow users from one AWS account to access resources in another AWS account. To do this, create a role that defines who can access it and what permissions it grants to users that switch to it. In this step of the tutorial, you create the role in the Production account and specify the Development account as a trusted entity. Access denied due to a VPC endpoint policy – implicit denial. Check for a missing Allow statement for the action in your Virtual Private Cloud (VPC) endpoint policies. For the following example, the action is codecommit:ListRepositories. Update your VPC endpoint policy by adding the Allow statement. Jan 20, 2022 · From what I've understood, EKS manages user and role permissions through a ConfigMap called aws-auth that resides in the kube-system namespace. So despite being logged in with an AWS user with full administrator access to all services, EKS will still limit your access in the console as it can't find the user or role in its authentication configuration. Step 1: Create an S3 bucket. When you enable access logs, you must specify an S3 bucket for the access log files. The bucket must meet the following requirements.Wrapping Up What is ARN in AWS? Amazon Resource Names (ARNs) are unique identifiers assigned to individual AWS resources. It can be an ec2 instance, EBS Volumes, S3 bucket, load balancers, VPCs, route tables, etc. An ARN looks like the following for an ec2 instance. arn:aws:ec2:us-east-1:4575734578134:instance/i-054dsfg34gdsfg38This data source exports the following attributes in addition to the arguments above: account_id - AWS Account ID number of the account that owns or contains the calling entity. arn - ARN associated with the calling entity. id - Account ID number of the account that owns or contains the calling entity. user_id - Unique identifier of the calling ...AWS Identity and Access Management. AWS Identity and Access Management (IAM) is a web service for securely controlling access to AWS services. With IAM, you can centrally manage users, security credentials such as access keys, and permissions that control which AWS resources users and applications can access. Sep 6, 2020 · Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams AWS CLI: aws iam list-virtual-mfa-devices. AWS API: ListVirtualMFADevices. In the response, locate the ARN of the virtual MFA device for the user you are trying to fix. Delete the virtual MFA device. AWS CLI: aws iam delete-virtual-mfa-device. AWS API: DeleteVirtualMFADevice.However, if I add this to another account created, the permissions for that account and any other IAM users in that account are not having permissions anymore. I am confused. here are the docs for Disallow Creation of Access Keys for the Root User. Update. The way I am implementing the policy is through Organizations SCP.Using AWS CLI. Run the list-virtual-MFA-devices command (OSX/Linux/UNIX) using custom query filters to return the ARN of the active virtual MFA device assigned to your AWS root:; aws iam list ...Topics Friendly names and paths IAM ARNs Unique identifiers Friendly names and paths When you create a user, a role, a user group, or a policy, or when you upload a server certificate, you give it a friendly name. Examples include Bob, TestApp1, Developers, ManageCredentialsPermissions, or ProdServerCert. As per the documentation, you will be required to add "sts:GetServiceBearerToken" access in your access policy as well.. The codeartifact:GetAuthorizationToken and sts:GetServiceBearerToken permissions are required to call the GetAuthorizationToken API.Oct 17, 2012 · The permissions that are required to administer IAM groups, users, roles, and credentials usually correspond to the API actions for the task. For example, in order to create IAM users, you must have the iam:CreateUser permission that has the corresponding API command: CreateUser. To allow an IAM user to create other IAM users, you could attach ... If you have 2FA enabled. You need to generate session token using this command aws sts get-session-token --serial-number arn-of-the-mfa-device --token-code code-from-token. arn-of-the-mfa-device can be found in your profile, 2FA section. Token, is generated token from the device.In the search box, type AWSElasticBeanstalk to filter the policies. In the list of policies, select the check box next to AWSElasticBeanstalkReadOnly or AdministratorAccess-AWSElasticBeanstalk. Choose Policy actions, and then choose Attach. Select one or more users and groups to attach the policy to.EDIT: you'll need two "Resources" on the policy for it to do what you intend: arn:aws:s3:::bucketname and arn:aws:s3:::bucketname/*. Actions like GetObject or PutObject need the extra slash and asterisk for them to work (they work at the object level, not at the bucket level)Go to 'Roles' and select the role which requires configuring trust relationship. Click 'Edit trust relationship'. Please replace the account IDs and IAM usernames/roles with your account ID and IAM usernames/roles. Using the "root" option creates a trust relationship with all the IAM users/roles in that account. 5.AWS ended support for enabling SMS multi-factor authentication (MFA). We recommend that customers who have IAM users that use SMS text message-based MFA switch to one of the following alternative methods: virtual (software-based) MFA device, FIDO security key, or hardware MFA device.IAM ARNs. Most resources have a friendly name for example, a user named Bob or a user group named Developers. However, the permissions policy language requires you to specify the resource or resources using the following Amazon Resource Name (ARN) format. arn: partition: service: region: account: resource. Where:Mainly there are four different way to setup the access via cli when cluster was created via IAM role. 1. Setting up the role directly in kubeconfig file.Open the IAM console. In the navigation pane, choose Account settings. Under Security Token Service (STS) section Session Tokens from the STS endpoints. The Global endpoint indicates Valid only in AWS Regions enabled by default. Choose Change. In the Change region compatibility dialog box, select All AWS Regions. Aug 6, 2020 · Can you write an s3 bucket policy that will deny access to all principals except a particular IAM role and AWS service role (e.g. billingreports.amazonaws.com).. I have tried using 'Deny' with 'NotPrincipal', but none of the below examples work as I don't think the ability to have multiple types of principals is supported by AWS? You can create root user access keys with the IAM console, AWS CLI, or AWS API. A newly created access key has the status of active, which means that you can use the access key for CLI and API calls. You are limited to two access keys for each IAM user, which is useful when you want to rotate the access keys. You can create root user access keys with the IAM console, AWS CLI, or AWS API. A newly created access key has the status of active, which means that you can use the access key for CLI and API calls. You are limited to two access keys for each IAM user, which is useful when you want to rotate the access keys.See the example aws-auth.yaml file from Enabling IAM user and role access to your cluster. 7. Add designated_user to the mapUsers section of the aws-auth.yaml file in step 6, and then save the file. 8. Apply the new configuration to the RBAC configuration of the Amazon EKS cluster: kubectl apply -f aws-auth.yaml. 9. The way you sign in to AWS depends on what type of AWS user you are. There are different types of AWS users. You can be an account root user, an IAM user, a user in IAM Identity Center, a federated identity, or use AWS Builder ID. For more information, see User types. You can access AWS by signing in with any of following methods:Troubleshooting key access. When authorizing access to a KMS key, AWS KMS evaluates the following: The key policy that is attached to the KMS key. The key policy is always defined in the AWS account and Region that owns the KMS key. All IAM policies that are attached to the user or role making the request.You can create root user access keys with the IAM console, AWS CLI, or AWS API. A newly created access key has the status of active, which means that you can use the access key for CLI and API calls. You are limited to two access keys for each IAM user, which is useful when you want to rotate the access keys.In AWS I have three accounts: root, staging and production (let's focus only on root & staging account) in single organization. The root account has one IAM user terraform (with AdministratorAccess policy) which is used by terraform to provisioning all stuff. The image of organization structureThe account ID on the AWS console. This is a 12-digit number such as 123456789012 It is used to construct Amazon Resource Names (ARNs). When referring to resources such as an IAM user or a Glacier vault, the account ID distinguishes these resources from those in other AWS accounts. Acceptable value: Account ID. The following are the general formats for ARNs. The specific formats depend on the resource. To use an ARN, replace the italicized text with the resource-specific information. Be aware that the ARNs for some resources omit the Region, the account ID, or both the Region and the account ID. Nov 3, 2022 · In a trust policy, the Principal element indicates which other principals can assume the IAM role. In the preceding example, 111122223333 represents the AWS account number for the auditor’s AWS account. This allows a principal in the 111122223333 account with sts:AssumeRole permissions to assume this role. To allow a specific IAM role to ... To get the ARN of an IAM user, call the get-user command, or choose the IAM user name in the Users section of the IAM console and then find the User ARN value in the Summary section. If this option is not specified, CodeDeploy will create an IAM user on your behalf in your AWS account and associate it with the on-premises instance.You can allow users from one AWS account to access resources in another AWS account. To do this, create a role that defines who can access it and what permissions it grants to users that switch to it. In this step of the tutorial, you create the role in the Production account and specify the Development account as a trusted entity.Feb 17, 2021 · Wildcards ahead. All AWS IAM identities (users, groups, roles) and many other AWS resources (e.g. S3 buckets, SNS Topics, etc) rely on IAM policies to define their permissions. It is often necessary (or desirable) to create policies that match to multiple resources, especially when the resource names include a hash or random component that is ... This portion of the ARN appears after the fifth colon (:). You can't use a variable to replace parts of the ARN before the fifth colon, such as the service or account. For more information about the ARN format, see IAM ARNs. To replace part of an ARN with a tag value, surround the prefix and key name with $ {}. For example, the following ...The following are the general formats for ARNs. The specific formats depend on the resource. To use an ARN, replace the italicized text with the resource-specific information. Be aware that the ARNs for some resources omit the Region, the account ID, or both the Region and the account ID. For example, a principal similar to arn:aws:iam::123456789012:root allows all IAM identities of the account to assume that role. For more information, see Creating a role to delegate permissions to an IAM user .For Actions, start typing AssumeRole in the Filter box and then select the check box next to it when it appears. Choose Resources, ensure that Specific is selected and then choose Add ARN. Enter the AWS member account ID number and then enter the name of the role that you previously created in steps 1–8. Choose Add. "AWS": "arn:aws:iam::account_id:root" If you specify an Amazon Resource Name (ARN) for the principal, the ARN is transformed to a unique principal ID when the policy is saved. For example endpoint policies for gateway endpoints, see the following:It is not possible to use wildcard in the trust policy except "Principal" : { "AWS" : "*" }.The reason being when you specify an identity as Principal, you must use the full ARN since IAM translates to the unique ID e.g. AIDAxxx (for IAM user) or AROAxxx (for IAM role).To find the ARN of an IAM role, run the [aws iam get-role][2] command or just go and check it from the IAM service in your account web console UI. An AWS account ID; The string "*" to represent all users; Additionally, review the Principal elements in the policy and check that they're formatted correctly. If the Principal is one user, the ... CloudTrail logs attempts to sign in to the AWS Management Console, the AWS Discussion Forums, and the AWS Support Center. All IAM user and root user sign-in events, as well as all federated user sign-in events, generate records in CloudTrail log files. AWS Management Console sign-in events are global service events.The alias ARN is the Amazon Resource Name (ARN) of an AWS KMS alias. It is a unique, fully qualified identifier for the alias, and for the KMS key it represents. An alias ARN includes the AWS account, Region, and the alias name. At any given time, an alias ARN identifies one particular KMS key.You can allow users or roles in a different AWS account to use a KMS key in your account. Cross-account access requires permission in the key policy of the KMS key and in an IAM policy in the external user's account. Cross-account permission is effective only for the following operations: Cryptographic operations.Oct 9, 2020 · the account principal arn:aws:iam::<your-account-number>:root the user, assumed role or federated user principal In the case of an explicit Allow if you only used the root account principal in a Principal rule in a policy statement, then any user in that account will match the allow and will be given access, since the account principal is ... In the menu bar in the AWS Cloud9 IDE, do one of the following. Choose Window, Share. Choose Share (located next to the Preferences gear icon). In the Share this environment dialog box, for Invite Members, type one of the following. To invite an IAM user, enter the name of the user. Topics Friendly names and paths IAM ARNs Unique identifiers Friendly names and paths When you create a user, a role, a user group, or a policy, or when you upload a server certificate, you give it a friendly name. Examples include Bob, TestApp1, Developers, ManageCredentialsPermissions, or ProdServerCert.
Sep 6, 2020 · Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams . Unt 22 23 calendar
Can you write an s3 bucket policy that will deny access to all principals except a particular IAM role and AWS service role (e.g. billingreports.amazonaws.com).. I have tried using 'Deny' with 'NotPrincipal', but none of the below examples work as I don't think the ability to have multiple types of principals is supported by AWS?To get the ARN of an IAM user, call the get-user command, or choose the IAM user name in the Users section of the IAM console and then find the User ARN value in the Summary section. If this option is not specified, CodeDeploy will create an IAM user on your behalf in your AWS account and associate it with the on-premises instance.When the principal in a key policy statement is an AWS account principal expressed as arn:aws:iam::111122223333:root", the policy statement doesn't give permission to any IAM principal. Instead, it gives the AWS account permission to use IAM policies to delegate the permissions specified in the key policy.For Actions, start typing AssumeRole in the Filter box and then select the check box next to it when it appears. Choose Resources, ensure that Specific is selected and then choose Add ARN. Enter the AWS member account ID number and then enter the name of the role that you previously created in steps 1–8. Choose Add.At this year's AWS re:Inforce, session IAM433, AWS Sr. Solutions Architect Matt Luttrell and AWS Sr. Software Engineer for IAM Access Analyzer Dan Peebles delved into some of AWS IAM’s most arcane edge cases – and why they behave as they do. The session took a deep dive into AWS IAM internal evaluation mechanisms never shared before and ...Security Hub identity-based policies. With IAM identity-based policies, you can specify allowed or denied actions and resources as well as the conditions under which actions are allowed or denied. Security Hub supports specific actions, resources, and condition keys. To learn about all of the elements that you use in a JSON policy, see IAM JSON ...The aws_iam_role.assume_role resource references the aws_iam_policy_document.assume_role for its assume_role_policy argument, allowing the entities specified in that policy to assume this role. VDOM DHTML tml>. What is “root” in AWS IAM? - Quora. Something went wrong. If you create a new alias for your AWS account, the new alias overwrites the previous alias, and the URL containing the previous alias stops working. The account alias must contain only digits, lowercase letters, and hyphens. For more information on limitations on AWS account entities, see IAM and AWS STS quotas.First, check the credentials or role specified in your application code. Run the following command on the EMR cluster's master node. Replace s3://doc-example-bucket/abc/ with your Amazon S3 path. aws s3 ls s3://doc-example-bucket/abc/. If this command is successful, then the credentials or role specified in your application code are causing the ... Can you write an s3 bucket policy that will deny access to all principals except a particular IAM role and AWS service role (e.g. billingreports.amazonaws.com).. I have tried using 'Deny' with 'NotPrincipal', but none of the below examples work as I don't think the ability to have multiple types of principals is supported by AWS?You can allow users from one AWS account to access resources in another AWS account. To do this, create a role that defines who can access it and what permissions it grants to users that switch to it. In this step of the tutorial, you create the role in the Production account and specify the Development account as a trusted entity.For example, if the they obtained temporary security credentials by assuming a role, this element provides information about the assumed role. If they obtained credentials with root or IAM user credentials to call AWS STS GetFederationToken, the element provides information about the root account or IAM user. This element has the following ... The principal in this key policy statement is the account principal, which is represented by an ARN in this format: arn:aws:iam::account-id:root. The account principal represents the AWS account and its administrators. When you specify an AWS account, you can use the account ARN (arn:aws:iam::account-ID:root), or a shortened form that consists of the "AWS": prefix followed by the account ID. For example, given an account ID of 123456789012 , you can use either of the following methods to specify that account in the Principal element:.