Best Free Hashing & Security Tools
Free online security tools. Generate MD5, SHA-256, SHA-512 hashes, create secure passwords, and encode/decode JWT tokens.
7 recommended tools
1
MD5 생성기
텍스트 또는 파일에서 MD5 해시 생성
2
SHA256 해시 생성기
SHA256 해시 생성
3
SHA512 해시 생성기
SHA512 해시 생성
4
비밀번호 생성기
안전한 비밀번호 생성
5
JWT 생성기
HS256으로 JWT 토큰 생성
6
JWT 디코더
JWT 토큰 디코딩
7
비밀번호 ZIP
로컬에서 파일 압축 및 암호화 — 업로드 없음, 서버 없음.
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Best Free Hashing & Security Tools
Free online security tools. Generate MD5, SHA-256, SHA-512 hashes, create secure passwords, and encode/decode JWT tokens. All tools are free, require no installation, and process data entirely in your browser for maximum privacy and speed.
How to Get Started
- Choose a tool from the recommendations above based on your specific need.
- Paste your data (JSON, code, text, etc.) into the input field.
- Get instant results — no waiting, no server uploads.
- Copy, download, or share your processed output.
Why Developers Trust Our Tools
- No Data Leaves Your Browser: All processing is client-side for complete privacy.
- Zero Setup: No installation, no accounts, no downloads needed.
- Works Offline: Once loaded, most tools work without an internet connection.
- Open and Transparent: What you see is what you get — simple, focused tools.