Swajan
Co-Founder & AI Engineering Lead, Arcloops
Swajan is Co-Founder and AI Engineering Lead at Arcloops, and Co-Founder & CEO of FredoCloud, a Dubai-based AI automation and software engineering studio. He writes on cryptographic key management, JWT signing algorithms, and authentication architecture.
Application security, cryptographic key management, authentication architecture
Articles
ES256 Key Pairs Explained: Generating ECDSA Keys for JWT Signing
HMAC Explained: How to Generate and Verify HMAC Signatures Securely
RSA Key Pairs Explained: Generating and Using RSA Keys for JWT Signing (RS256)
AES-256 Key Generation: A Practical Guide to Symmetric Encryption Keys
JWT Clock Skew: Debugging "Token Not Yet Valid" and Premature Expiration Errors
Debug JWT Invalid Signature: A Systematic Playbook
JWKS in Production: Publish, Cache, and Rotate Public Keys Safely
JWT Brute Force Attacks: How They Work and How to Stop Them
JWT Revocation: Blocklist Patterns for Stateless Tokens
The Definitive Guide to JWT Secret Entropy
JWT Best Practices Checklist
How to Rotate JWT Secrets Without Downtime