{"message":"Encrypted Number Encoding Worker (AES-256-CBC + Base36)","security":"Brute-force resistant with AES encryption","endpoints":["GET /enc/{number} - Encrypt number and encode to base36 (~40-50 chars)","GET /enc25/{number} - Same as /enc/ (AES encryption cannot fit in 25 chars)","GET /{base36_string} - Decode and decrypt base36 string to original number"],"examples":["/enc/123412341234 -> Returns encrypted+encoded string (~49 chars)","/enc25/123412341234 -> Same as above (AES limitation)","/{long_encoded_string} -> Returns decrypted original number"],"security_info":{"encryption":"AES-256-CBC","key_bits":256,"iv_bits":128,"encoding":"Base36 (0-9A-Z)","brute_force_resistance":"High - requires AES key to decrypt"}}