noun
block chaining
Technical computing term for a mode of operation in cryptography where each block of plaintext is XORed with the previous ciphertext block before encryption.
CBCモードはブロック連鎖の一種です。
CBC mode is a type of block chaining.
ブロック暗号 is a block cipher, while ブロック連鎖 refers specifically to the chaining method used in modes like CBC.
Compound of ブロック (block) and 連鎖 (chain, linkage), directly calquing the English computing term 'block chaining'.