Applied Cryptography

ASN.1 digest algorithm prefixes

DigestASN. 1 OIDPerfix (bytes)

MD5

1.2.840.113549.2.5

30 20 30 0C 06 08 2A 86 48 86 F7 0D 02 05 05 00 04 10

RIPEMD-160

1.3.36.3.2.1

30 21 30 09 06 05 2B 24 03 02 01 05 00 04 14

SHA-1

1.3.14.3.2.26

30 21 30 09 06 05 2B 0E 03 02 1A 05 00 04 14

SHA-224

2.16.840.1.101.3.4.2.4

30 2D 30 0D 06 09 60 86 48 01 65 03 04 02 04 05 00 04 1C

SHA-256

2.16.840.1.101.3.4.2.1

30 31 30 0D 06 09 60 86 48 01 65 03 04 02 01 05 00 04 20

SHA-384

2.16.840.1.101.3.4.2.2

30 41 30 0D 06 09 60 86 48 01 65 03 04 02 02 05 00 04 30

SHA-512

2.16.840.1.101.3.4.2.3

30 51 30 0D 06 09 60 86 48 01 65 03 04 02 03 05 00 04 40

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