MD5 Hash

MD5 outputs a 128-bit digest fast. Use it where protocols still mandate MD5 checksums or quick dedupe fingerprints—never depend on it against malicious collision attacks or for credential protection.

How to use

  1. Paste UTF-8 text or load a file you are allowed to process locally.
  2. Generate the digest in hex (note whether integrators expect lowercase or uppercase).
  3. Compare against an expected value from CI artifacts or mirrors; if it differs, check newline style, BOM, and whether binary versus text mode was used.

FAQ

Is MD5 acceptable for passwords?
No. MD5 is fast and broken for collision resistance—use Argon2id, bcrypt, or scrypt with per-user salts and tuned work factors for password hashing.
Why do unrelated inputs show the same digest length?
MD5 always emits 16 bytes rendered as 32 hex chars; security lies in the value, not the length. Compare full strings without accidental whitespace.
Can CRLF versus LF change the hash?
Yes—line endings alter bytes. Normalize newlines or hash raw bytes consistently with the producer when tracking down mismatches.

MD5 / 哈希生成器

纯本地隐私安全的加密哈希工具箱，支持大文件切片极速读取和哈希密文对比。

Share Tool & Configuration

You can copy the configuration link of this page or share this tool with your friends.

plain_text_input.txt
hash_compare.conf
在此粘贴预期的哈希校验值，以验证完整性：
hash_results.json
MD5 (32位 小写)
MD5 (32位 大写)
MD5 (16位 小写)
SHA-256
SHA-1
SHA-512