Free SHA-256 Hash Generator
Hash text with Web Crypto in this tab. 100% 在浏览器本地处理。绝对隐私，零上传——文件不会离开此设备。
SHA-256 hash turns text into a hash with Web Crypto in this tab. The same text always produces the same hash.
A hash cannot be reversed into the original text. Use it to compare values, not to store a password by itself.
Questions
Can you recover the text from the hash?
No. SHA-256 is one-way.
Is the text uploaded to hash it?
No. Web Crypto runs in this browser.