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Introduction to Data Science 暗号の2010年問題
- 1.
- 2.
暗号の 2010 年問題とはNIST ( National Institute of Standards and Technology ) で推奨している暗号が 変わるので面倒になる - 3.
変更対象の暗号 共通鍵暗号 ・ 2-key Triple DES 公開鍵暗号 ・ 鍵長 1024 bit の RSA ・ 鍵長 1024 bit の DSA ・ 鍵長 160 bit の ECDSA ハッシュ関数 ・ SHA-1 - 4.
変更後の推奨暗号 共通鍵暗号 AES(米国) / 128 bit 以上のブロック長のアルゴリズム(日本) 公開鍵暗号 ・ 鍵長 2048 bit の RSA ・ 鍵長 2048 bit の DSA ・ 鍵長 224 bit の ECDSA ハッシュ関数 ・ SHA-2 ( SHA224/SHA256/SHA386/SHA512 ) ※ SHA-3 が策定されるまで - 5.