aws-mfa-enforce.json

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Sid": "AllowListActions",
            "Effect": "Allow",
            "Action": [
                "iam:ListVirtualMFADevices"
            ],
            "Resource": "*"
        },
        {
            "Sid": "AllowIndividualUserToListOnlyTheirOwnMFA",
            "Effect": "Allow",
            "Action": [
                "iam:ListMFADevices"
            ],
            "Resource": [
                "arn:aws:iam::*:mfa/*",
                "arn:aws:iam::*:user/${aws:username}"
            ]
        },
        {
            "Sid": "AllowIndividualUserToManageTheirOwnMFA",
            "Effect": "Allow",
            "Action": [
                "iam:CreateVirtualMFADevice",
                "iam:DeleteVirtualMFADevice",
                "iam:EnableMFADevice",
                "iam:ResyncMFADevice"
            ],
            "Resource": [
                "arn:aws:iam::*:mfa/${aws:username}",
                "arn:aws:iam::*:user/${aws:username}"
            ]
        },
        {
            "Sid": "AllowManageOwnAccessKeys",
            "Effect": "Allow",
            "Action": [
                "iam:CreateAccessKey",
                "iam:DeleteAccessKey",
                "iam:ListAccessKeys",
                "iam:UpdateAccessKey"
            ],
            "Resource": "arn:aws:iam::*:user/${aws:username}"
        },
        {
            "Sid": "AllowManageOwnSSHPublicKeys",
            "Effect": "Allow",
            "Action": [
                "iam:DeleteSSHPublicKey",
                "iam:GetSSHPublicKey",
                "iam:ListSSHPublicKeys",
                "iam:UpdateSSHPublicKey",
                "iam:UploadSSHPublicKey"
            ],
            "Resource": "arn:aws:iam::*:user/${aws:username}"
        },
        {
            "Sid": "AllowIndividualUserToDeactivateOnlyTheirOwnMFAOnlyWhenUsingMFA",
            "Effect": "Allow",
            "Action": [
                "iam:DeactivateMFADevice"
            ],
            "Resource": [
                "arn:aws:iam::*:mfa/${aws:username}",
                "arn:aws:iam::*:user/${aws:username}"
            ],
            "Condition": {
                "Bool": {
                    "aws:MultiFactorAuthPresent": "true"
                }
            }
        },
        {
            "Sid": "BlockMostAccessUnlessSignedInWithMFA",
            "Effect": "Deny",
            "NotAction": [
                "iam:CreateVirtualMFADevice",
                "iam:EnableMFADevice",
                "iam:ListMFADevices",
                "iam:ListUsers",
                "iam:ListVirtualMFADevices",
                "iam:ResyncMFADevice"
            ],
            "Resource": "*",
            "Condition": {
                "BoolIfExists": {
                    "aws:MultiFactorAuthPresent": "false"
                }
            }
        }
    ]
}