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MD5 加密
MD5
哈希为单向不可逆运算,用于校验数据/生成摘要。如需带密钥的 HMAC 请使用 HMAC 计算器。

1Introduction

The MD5 Encrypt tool converts any text into a 32-character MD5 hash online. Enter plain text or numbers, click, and a fixed-length hexadecimal string is generated to verify data integrity or create basic information digests. It supports one-click switching between uppercase and lowercase output to match different systems. Generation is instant with no waiting, and all characters in your input are preserved exactly, including spaces and symbols, for accurate and reliable results. It suits lightweight needs like daily development debugging, API signature verification, file comparison, and password archiving. For ordinary users, no installation is needed - open the web page and get the hash immediately.

2How to Use

1

Enter text

Paste or type any text or numbers you want to convert into the input box. Spaces and symbols are supported.

2

Generate the hash

Click the "Generate MD5" button to compute and display the 32-character hexadecimal hash.

3

Copy the result

Switch between uppercase and lowercase output as needed, then copy the MD5 string with one click.

3FAQ

Is MD5 encryption one-way?

Yes, MD5 is a one-way hash function and cannot revert the hash value to the original data.

Is MD5 encryption secure?

MD5 has collision vulnerabilities, so it is not recommended for security-sensitive scenarios, but it can be used to verify file integrity.