Hawkynt

3-Way

Block cipher designed by Joan Daemen in 1994 with unique 96-bit blocks and keys. Features elegant self-inverse properties and matrix operations that influenced AES design.

Properties

Property	Value
Category	Special Algorithms
Sub-category	Block Cipher
Security status	❌ Broken
Complexity	Intermediate
Inventor	Joan Daemen
Year	1994
Origin	🇧🇪 Belgium
Source	algorithms/special/3way.js

Parameters

Parameter	Supported values
Key sizes	12 bytes (96 bits)
Block sizes	12 bytes (96 bits)

Security

Status: ❌ Broken

No vulnerabilities are recorded for this implementation.

Documentation

• Original 3-Way Paper
• Applied Cryptography Description

References

• 3-Way Analysis
• Joan Daemen’s Work
• Pate Williams

Test vectors

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

Vector 1 — 3-Way Educational Test - All Zeros (Forward Only)

Source: Educational implementation test vector

Field	Value
key	000000000000000000000000
input	000000000000000000000000
expected	ffffffffffffffff00000000

Vector 2 — 3-Way Educational Test - Pattern (Forward Only)

Source: Educational implementation test vector

Field	Value
key	0123456789abcdef01234567
input	fedcba9876543210fedcba98
expected	18941cd4404040401cd05894

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