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Puenbann Security Tools

Security tools for checking passwords, analyzing strength, and preventing hacks

Password Generator

Create strong, unique passwords that never leave your browser.

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Hash Generator

Generate and verify MD5, SHA-1, SHA-256 hashes for text and files.

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Two-Factor Authentication

2FA tool for generating QR codes for TOTP and managing backup codes.

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Password Strength Checker

Check password strength in real-time with weakness analysis and improvement tips.

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HMAC Generator

Generate a keyed HMAC digest (SHA-1/256/384/512) from a message and secret key, entirely in your browser.

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RSA Key-Pair Generator

Generate an RSA public/private key pair for digital signatures (RSASSA-PKCS1-v1_5, SHA-256), entirely in your browser.

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Email Header Analyzer

Parse raw email headers into readable fields and trace the Received hop chain, entirely in your browser.

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SSL Certificate & CSR Decoder

Decode X.509 certificates and PKCS#10 CSRs pasted as PEM text, right in your browser.

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AES Text Encryption

Encrypt or decrypt text with a passphrase using AES-256-GCM, right in your browser.

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