Cryptographic Security Tools

Number Generator

Generate cryptographically secure random numbers using industry-standard methods

Password Generator

Create strong, secure passwords with customizable settings for maximum security

Passphrase Generator

Generate secure passphrases based on NIST recommendations

Encryption & Decryption

Encrypt and decrypt data with AES-256 encryption

Privacy First

All tools operate solely within the client-side browser environment. No user data is transmitted to external servers, stored, tracked, or analyzed, ensuring complete data privacy.

Security Focused

Industry-standard cryptographic algorithms (AES-256; NIST, 2001) and secure random number generation techniques are employed to provide robust data security.

How Our Tools Protect You

RandomSecure uses the Web Cryptography API to generate truly random numbers with high entropy. Unlike pseudorandom generators like Math.random(), our implementation leverages your device's secure random number generator, providing cryptographically strong randomness suitable for security applications.

All cryptographic operations execute exclusively in your browser. This zero-knowledge approach means your sensitive data never leaves your device, eliminating transmission vulnerabilities and server-side risks.

Security Resources

For more information about cryptographic standards and security practices, check these authoritative resources:

Security Standards

NIST Cryptographic Standards (FIPS 140-3)
W3C Web Cryptography API Recommendations
OWASP Secure Coding Practices

Our implementation follows these guidelines to ensure the highest level of security for your data.