Review this KMS access update

resource "aws_kms_key" "cross_account" {
  description             = "Cross-account encryption key"
  deletion_window_in_days = 7
  enable_key_rotation     = true

  policy = jsonencode({
    Version = "2012-10-17"
    Statement = [
      {
        Sid    = "Enable IAM User Permissions"
        Effect = "Allow"
        Principal = {
          AWS = "arn:aws:iam::${data.aws_caller_identity.current.account_id}:root"
        }
        Action   = "kms:*"
        Resource = "*"
      },
      {
        Sid    = "Allow Cross Account Use"
        Effect = "Allow"
        Principal = {
          AWS = "*"
        }
        Action = [
          "kms:Encrypt",
          "kms:Decrypt"
        ]
        Resource = "*"
      }
    ]
  })
}

resource "aws_kms_alias" "cross_account" {
  name          = "alias/cross-account-key"
  target_key_id = aws_kms_key.cross_account.key_id
}