Index of Cryptography Articles - O

O

Oblivious transfer • OCB mode • Oded Goldreich • Off-the-record messaging • Okamoto–Uchiyama cryptosystem • OMI cryptograph • OMNI (SCIP) • One-key MAC • One-time pad • One-time password • One-way compression function • One-way encryption • One-way function • One-way permutation • Onion routing • Online Certificate Status Protocol • OP-20-G • OpenPGP card • OpenSSH • OpenSSL • Openswan • OpenVPN • Operation Ruthless • Optimal Asymmetric Encryption Padding • OTAR • OTFE • Otway–Rees •