Hawkynt

Camellia

Camellia block cipher by NTT/Mitsubishi with 128-bit blocks and 18/24 rounds. Features symmetric Feistel network with FL/FLINV functions for high security.

Properties

Property	Value
Category	Block Ciphers
Sub-category	Block Cipher
Security status	🛡️ Secure
Complexity	Advanced
Inventor	Kazumaro Aoki, Tetsuya Ichikawa, Masayuki Kanda, Mitsuru Matsui, Shiho Moriai, Junko Nakajima, Toshio Tokita
Year	2000
Origin	🇯🇵 Japan
Source	algorithms/block/camellia.js

Parameters

Parameter	Supported values
Key sizes	16 bytes (128 bits); 24 bytes (192 bits); 32 bytes (256 bits)
Block sizes	16 bytes (128 bits)

Security

Status: 🛡️ Secure

No vulnerabilities are recorded for this implementation.

Documentation

• RFC 3713 - Camellia Cipher Specification
• NIST Camellia Information
• Original Paper

References

• ISO/IEC 18033-3:2010 Standard
• Bouncy Castle Implementation
• CRYPTREC Evaluation

Test vectors

6 vectors ship with this algorithm and run in the test suite. Byte values are hexadecimal.

Vector 1 — DarkCrypt Camellia vector 1/zero

Field	Value
key	0000000000000000000000000000000000000000000000000000000000000000
input	00000000000000000000000000000000
expected	396154111adefc500cf6e5c99038bc17

Vector 2 — DarkCrypt Camellia vector 2/incr

Field	Value
key	000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f
input	000102030405060708090a0b0c0d0e0f
expected	5f77dc44e5e6701e8755c1fa176e2434

Vector 3 — DarkCrypt Camellia vector 3/incr2

Field	Value
key	0102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f20
input	101112131415161718191a1b1c1d1e1f
expected	959eae4726473536932172ad26025b2a

Vector 4 — RFC 3713 Camellia-128 Test Vector

Field	Value
key	0123456789abcdeffedcba9876543210
input	0123456789abcdeffedcba9876543210
expected	67673138549669730857065648eabe43

Vector 5 — RFC 3713 Camellia-192 Test Vector

Field	Value
key	0123456789abcdeffedcba98765432100011223344556677
input	0123456789abcdeffedcba9876543210
expected	b4993401b3e996f84ee5cee7d79b09b9

Vector 6 — RFC 3713 Camellia-256 Test Vector

Field	Value
key	0123456789abcdeffedcba987654321000112233445566778899aabbccddeeff
input	0123456789abcdeffedcba9876543210
expected	9acc237dff16d76c20ef7c919e3a7509

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