2. Notation (符号表示)

2. Notation (符号表示)

C ciphertext (密文), 八位字节串

c iteration count (迭代次数), 正整数

DK derived key (派生密钥), 八位字节串

dkLen length in octets of derived key (派生密钥的八位字节长度), 正整数

EM encoded message (编码消息), 八位字节串

Hash underlying hash function (底层哈希函数)

hLen length in octets of pseudorandom function output (伪随机函数输出的八位字节长度), 正整数

l length in blocks of derived key (派生密钥的块长度), 正整数

IV initialization vector (初始化向量), 八位字节串

K encryption key (加密密钥), 八位字节串

KDF key derivation function (密钥派生函数)

M message (消息), 八位字节串

P password (口令), 八位字节串

PRF underlying pseudorandom function (底层伪随机函数)

PS padding string (填充串), 八位字节串

psLen length in octets of padding string (填充串的八位字节长度), 正整数

S salt (盐值), 八位字节串

T message authentication code (消息认证码), 八位字节串

T_1, ..., T_l, U_1, ..., U_c intermediate values (中间值), 八位字节串

01, 02, ..., 08 octets with value 1, 2, ..., 8 (值为 1, 2, ..., 8 的八位字节)

\xor bit-wise exclusive-or of two octet strings (两个八位字节串的按位异或)

|| || octet length operator (八位字节长度操作符)

|| concatenation operator (连接操作符)

<i..j> substring extraction operator (子串提取操作符): extracts octets i through j, 0 <= i <= j (提取八位字节 i 到 j)