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BSI TR-02102-1: Cryptographic Mechanisms:Recommendations and Key Lengths

行文结构比较漂亮,内容与NIST差不多。

proof

Instance authentication: 向第三方证明说拥有某一个secret

MAC

GHASH不能单独用于MAC场景,要用就用GMAC

AES

AES-CCM tag >= 64 bits

AES-GCM tag >= 96 bits

padding for AES-CBC

ISO padding: ISO/IEC 9797-1-2011

RFC5652: CMS Padding

RFC4303: ESP Padding

hash

One-way property: 给定h,难以求解 H(m) = h

2nd preimage property: 给定m,难以求解 H(m’) = H(m)

Collision resistance: 难以找到m & m’,使得 H(m) = H(m’)

signature

ECKDSA

ECGDSA

Merkle signature

kdf

K_t+1 = KDF(secret, label, context, L, K_t)

random

PTG: physical random number generators

DRG: deterministic random number generators

NPTRNG: Non-physical non-deterministic random number generators



Published

28 January 2021

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