# Security Tools

> Generate strong passwords and UUIDs, compute hashes, inspect certificates. Free security tools that run locally in your browser.

A password generated on someone else's server is not a good password. That is why everything here runs on your device and nothing is transmitted.

## Tools in this category

- [Certificate Checker](https://pockettoolbox.org/en/certificate-extractor): Analyze and extract signatures and certificates from executable files (.exe, .efi) or certificate files.
- [Hash & File Checksum](https://pockettoolbox.org/en/hash-generator): Generate hashes from text or calculate file checksums (MD5, SHA256...) directly in your browser.
- [Password Generator](https://pockettoolbox.org/en/password-generator): Generate strong, secure random passwords directly in your browser.
- [UUID Generator](https://pockettoolbox.org/en/uuid-generator): Generate secure random UUIDs (Version 4). Bulk generation supported.

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PocketToolbox (https://pockettoolbox.org/en)