### Problem: AWS-LC doesn't support SECT409K1, now do we have plans to, so ESDK tests using SECT409K1 fail when built against AWS-LC. ### Solution: remove SECT409K1 [testing usages](https://github.com/search?q=repo%3Aaws%2Faws-encryption-sdk-python%20SECT409K1&type=code). ### Out of scope: n/a [//]: # (NOTE: If you believe this might be a security issue, please email aws-security@amazon.com instead of creating a GitHub issue. For more details, see the AWS Vulnerability Reporting Guide: https://aws.amazon.com/security/vulnerability-reporting/ )