# DES-OFB8 # From FIPS Pub 81 Appendix E # OFB8-DES.Encrypt and OFB8-DES.Decrypt Klen = 8 Ilen = 8 Len = 10 Key = 0123456789abcdef IV = 1234567890abcdef #Plaintext = "Now is the" Plaintext = 4e6f7720697320746865 Ciphertext = f34a2850c9c64985d684