16進数パスワード生成

16進数のみ——0-9と大文字A-F。WiFiパスワード、暗号化キー、16進入力用。

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📋 When to Use Hexadecimal Passwords

Hex passwords (0-9, A-F) are the standard format for: WEP/WPA WiFi keys (10 or 26 hex digits), API tokens, encryption initialization vectors, and color codes. Many systems specifically require hexadecimal input — using other characters will be rejected. Our hex generator creates uppercase-only hex strings for maximum compatibility.

📊 Technical Breakdown — hex

  • Entropy: 4 bits/char (mathematically precise)
  • Crack time: 128 bits at 32 chars
  • Security level: Cryptographic
  • Best for: WEP/WPA keys, HMAC secrets

All calculations assume hex with mixed character types. Actual security depends on specific character selection.