Utilities, for Bouncy Castle for Java, which based on and verified with both
- docs.oracle.com
- Bouncy Castle – Open-source cryptographic APIs
- NIST
- NIST SP 800-38G Recommendation for Block Cipher Modes of Operation: Methods for Format-Preserving Encryption
- IETF Datatracker
- Wikipedia
- KISA 암호이용활성화
- GitHub
- StackExchange
- https://data-make.tistory.com/
- RetroTV's Dev Blog