🧪 SHA-224 Test Vectors

Official NIST test vectors and comprehensive test cases for SHA-224 validation

FIPS 180-4 Compliant 100+ Test Cases Automated Testing

⚡ Automated Test Runner

🏛️ NIST Official Test Vectors (FIPS 180-4)

10 vectors

Empty String NIST

Input:

(empty string)

Hex Input:

(none)

SHA-224:

d14a028c2a3a2bc9476102bb288234c415a2b01f828ea62ac5b3e42f

Single Block Message NIST

Input:

abc

Hex Input:

616263

SHA-224:

23097d223405d8228642a477bda255b32aadbce4bda0b3f7e36c9da7

Two Block Message NIST

Input:

abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq

Length:

56 bytes (448 bits)

SHA-224:

75388b16512776cc5dba5da1fd890150b0c6455cb4f58b1952522525

Long Message NIST

Input:

abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu

Length:

112 bytes (896 bits)

SHA-224:

c97ca9a559850ce97a04a96def6d99a9e0e0e2ab14e6b8df265fc0b3

Million 'a' Characters NIST

Input:

'a' repeated 1,000,000 times

Length:

1,000,000 bytes

SHA-224:

20794655980c91d8bbb4c1ea97618a4bf03f42581948b2ee4ee7ad67

⚠️ Edge Cases & Boundary Conditions

8 vectors

55 Bytes (Block Boundary - 1) Edge Case

Input:

0123456789012345678901234567890123456789012345678901234

Significance:

Tests padding when message is exactly 1 byte short of block boundary

SHA-224:

9fb1b2d899a7398e2db7c907cf68c38e67e5c08db52cc49b09fea3f2

56 Bytes (Block Boundary) Edge Case

Input:

01234567890123456789012345678901234567890123456789012345

Significance:

Tests padding when message fills exactly to block boundary

SHA-224:

526bd9194e7f80d576c5ac8326cbd1786c891b6ddd45e908aab32c4d

64 Bytes (Full Block) Edge Case

Input:

0123456789012345678901234567890123456789012345678901234567890123

Significance:

Tests when message is exactly one full block (512 bits)

SHA-224:

afa3e059a31787bd61c3f2269a72ad7348801971fb2d48904d8dc038

All Zeros (32 bytes) Edge Case

Hex Input:

0000000000000000000000000000000000000000000000000000000000000000

SHA-224:

08a70a37869606e0cf5e7295ec6f38b93fc0b30e6dc05b3f90479b02

All Ones (32 bytes) Edge Case

Hex Input:

ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff

SHA-224:

1fe4817d1e56ae2e9b83db9e71f249f9568e1f1e7697a04ba3821810

📝 Common Test Strings

6 vectors

Quick Brown Fox Common

Input:

The quick brown fox jumps over the lazy dog

SHA-224:

730e109bd7a8a32b1cb9d9a09aa2325d2430587ddbc0c38bad911525

Quick Brown Fox (with period) Common

Input:

The quick brown fox jumps over the lazy dog.

SHA-224:

619cba8e8e05826e9b8c519c0a5c68f4fb653e8a3d8aa04bb2c8cd4c

Lorem Ipsum Common

Input:

Lorem ipsum dolor sit amet

SHA-224:

5fb0e5e836dfb936b802fcd318ecb9ff637e2b0e4fae008cf5a1b18f

Hello World Common

Input:

Hello World

SHA-224:

c4890faffdb0105d991a461e668e276685401b02eab1ef4372795047

🔣 Binary & Special Characters

5 vectors

Null Byte Special

Hex Input:

SHA-224:

fff9292b4201617bdc4d3053fce02734166a683d7d858a7f5f59b073

Unicode Emoji Special

Input:

🔒SHA-224🔐

UTF-8 Bytes:

f09f9492 534841 2d323234 f09f9490

SHA-224:

d88747e5833b36a819a1cf50ac5b1b0c4c86bf8a332f85cf8a77dc0e

Control Characters Special

Hex Input:

0102030405060708090a0b0c0d0e0f

Description:

ASCII control characters 1-15

SHA-224:

c0f98b1448cf0c17ce2dc7873e0c98a6b87a78d3a3c113c056cf6877

🔧 Test Your Implementation

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