Produce random API tokens, secrets and keys in your browser with adjustable length and character sets.
crypto.getRandomValues 等密码学安全随机源。🔒 随机数来自 crypto.getRandomValues,仅在本机生成,不上传。
| Item | Formula / Note | Source / Standard |
|---|---|---|
| Entropy | H = L * log2(N); 128 bits or more for security tokens | NIST SP 800-63B |
| Random source | must use a cryptographically secure RNG | NIST SP 800-90A |
| Lifetime | tokens need an expiry and a revocation path | NIST SP 800-63B |