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OpenSSL

Comparison of key pair generation speed between RSA and ECDSA (ECC)

Japanese VersionAssumptionInvestigated with OpenSSL's speed command.PC SpecsIntel(R) Celeron(R) N5095 @ 2.00 GHz 2.00 GH...
OpenSSL

RSAとECDSA(ECC)の鍵ペア生成速度比較

Key pair generation speed comparison between RSA and ECDSA (ECC).
NIST

NIST SP 800-57 Part 1とは

NIST SP 800-57 Part 1鍵管理に関する推奨事項
S/MIME Certificate

S/MIME Baseline Requirementsが2023/09/01に発効

S/MIME Baseline Requirements to take effect September 1, 2023.
Web Browser

GoogleがFirefoxを支援する理由

Why Google supports Firefox.
Smartphone/Device

AirTagを購入し試してみた

I bought an AirTag and tried it.
S/MIME Certificate

S/MIME証明書の有効期間が1185日以下に(2022/04/01以降)

S/MIME certificates have not a validity period greater than 1185 days.
Linux

よく使うLinuxコマンド・サンプル

Frequently used Linux commands.
法律

ローマ字表記方法

Romanization method.
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