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Security Tools | The Free Tools Directory | The Free Tools Directory

Home/Tools/Security

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Security

119 tools

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SHA512/224 Hash Gen.

SHA512/224 Hash Generator

1 option🛡️ Security

SHA512/256 Hash Gen.

SHA512/256 Hash Generator

1 option🛡️ Security

Breach Checker

Check if your email or password has been exposed in known data breaches

1 option🛡️ Securityfree internet

JWT Decoder & Validator

Decode and inspect JWT tokens instantly. View header, payload, and verify signatures with security validation.

1 option🛡️ Security

ROT13 Decoder & Caesar Cipher Solver

Decode ROT13 instantly or crack Caesar ciphers with brute force solver. Encode with custom shifts (1-25). Free online decoder.

1 option🛡️ Security

Caesar Cipher Decoder & Encoder

Decode and encode Caesar cipher text online. Brute force all 25 shifts, frequency analysis, auto-detection, and interactive cipher wheel.

1 option🛡️ Security

Comprehensive domain security scan: SSL/TLS, security headers, email authentication, DNS health, HTTPS enforcement, breach history, domain reputation, and privacy compliance — all in one report with a weighted risk score

1 option🛡️ Security

SSH Key Generator - Ed25519, RSA, ECDSA

Generate SSH key pairs (Ed25519, RSA, ECDSA) with fingerprints and randomart visualization. 100% client-side — keys never leave your browser.

1 option🛡️ Security

CVSS v3.1 Calculator

Calculate CVSS v3.1 vulnerability scores with Base, Temporal, and Environmental metrics. Generate vector strings and severity ratings.

1 option🛡️ Security

Hash Generator - MD5, SHA-256, SHA-512

Generate MD5, SHA-1, SHA-256, and SHA-512 hashes for text and files. Check malware hashes with VirusTotal integration.

1 option🛡️ Security

Online Regex Tester & Debugger

Test regular expressions online with live matching, pattern explanations, and a built-in regex library. Supports JavaScript, Python, and Go.

1 option🛡️ Security

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Security

CRC-32 Hash Generator

Checksum Calculator

MD2 Hash Generator

SHA224 Hash Generator

SHA512/224 Hash Gen.

Wordpress Password Hash

Shake-128 Hash Generator

Encryption Decryption

SHA1 Hash Generator

SHA2 Hash Generator

SHA256 Hash Generator

SHA384 Hash Generator

SHA512/256 Hash Gen.

SHA3-256 Hash Generator

Breach Checker

JWT Decoder & Validator

ROT13 Decoder & Caesar Cipher Solver

Caesar Cipher Decoder & Encoder

Domain Risk Scanner

SSH Key Generator - Ed25519, RSA, ECDSA

CVSS v3.1 Calculator

Hash Generator - MD5, SHA-256, SHA-512

Online Regex Tester & Debugger