Developer Tools for Random Data Generation // v2.13.1
root@generate-random:~/security$ _

$ cat /security.txt

How we ensure cryptographic security and true randomness

[SECURITY OVERVIEW]

At Generate-Random.org, security and true randomness are not afterthoughts—they are core principles. All random data generated on this platform uses Cryptographically Secure Pseudo-Random Number Generators (CSPRNG) to ensure maximum unpredictability and security.

Whether you're generating passwords, API keys, encryption keys, or any other sensitive data, you can trust that the randomness quality meets cryptographic standards.

[WHAT IS CSPRNG?]

CSPRNG stands for Cryptographically Secure Pseudo-Random Number Generator. Unlike regular random number generators (like rand() or Math.random()), CSPRNGs are designed to be unpredictable and secure enough for cryptographic purposes.

Key Properties of CSPRNG:
Unpredictability: Previous outputs cannot be used to predict future outputs
Non-deterministic: Cannot be reproduced even with knowledge of algorithm
Uniform distribution: All values have equal probability
High entropy: Derived from system-level randomness sources

[OUR IMPLEMENTATION]

Generate-Random.org uses PHP's native CSPRNG functions, which are considered industry-standard for cryptographic applications:

random_bytes(int $length): string
Generates cryptographically secure random bytes. Used for passwords, API keys, tokens, and binary data.
random_int(int $min, int $max): int
Generates cryptographically secure random integers. Used for numbers, dice rolls, percentages, and lottery numbers.

These functions draw entropy from the operating system's CSPRNG source:

Linux: /dev/urandom
Windows: CryptGenRandom API
macOS: /dev/urandom (via arc4random)

[WHY IT MATTERS]

Using weak random number generators for security-sensitive data can have serious consequences:

Weak RNG (Bad):
• Passwords can be predicted or brute-forced
• API keys can be guessed
• Session tokens can be hijacked
• Encryption keys can be compromised
CSPRNG (Good):
• True unpredictability for passwords
• Secure API keys and tokens
• Safe session management
• Cryptographically strong encryption keys

[OUR SECURITY GUARANTEES]

CSPRNG for All Data: Every random value uses cryptographically secure functions
No Storage: Generated data is never stored on our servers or in databases
HTTPS Only: All data transmission is encrypted with TLS/SSL
No Logging: We don't log generated values or track what you create
Server-Side Generation: All randomness is generated server-side using OS-level entropy
No Third-Party Services: We don't rely on external RNG APIs or services

[SECURITY BEST PRACTICES]

While we provide cryptographically secure random data, here are recommendations for maximum security:

For Mission-Critical Secrets: Generate passwords and keys locally on your own trusted hardware
Use Long Passwords: Longer passwords (16+ characters) are exponentially harder to crack
Enable All Character Types: Include uppercase, lowercase, numbers, and symbols
Never Reuse: Generate unique passwords/keys for each service
Store Securely: Use a password manager or secure key storage
Rotate Regularly: Change API keys and credentials periodically

[SUITABLE USE CASES]

✓ Safe for:
• Development and testing environments
• Temporary passwords and tokens
• Mock data generation
• Learning and experimentation
• Non-critical production use
• API keys for internal tools
• Test encryption keys
⚠ Consider Local Generation for:
• Root passwords for production databases
• Master encryption keys for sensitive data
• Banking or financial system credentials
• Government or military applications
• Healthcare/medical record encryption

[TRUST & TRANSPARENCY]

We understand that security requires trust. Here's our commitment to transparency:

Open Standards: We use well-documented, industry-standard CSPRNG functions
No Hidden Backdoors: Simple, straightforward implementation with no hidden logic
Regular Updates: We keep our platform updated with latest security patches
Honest Limitations: We're upfront about what we can and cannot guarantee

For questions about our security implementation, see our FAQ or contact us.

Privacy Policy - How we protect your privacy
FAQ - Common security questions
About - Learn about the project