ShieldCheck
ShieldCheck is a complete security toolkit API for developers who need password analysis, secure generation, email validation, breach detection, two-factor authentication, and token generation — all from one endpoint. Building secure authentication flows means integrating multiple services. ShieldCheck eliminates that by bundling 11 security endpoints into a single API. Every endpoint returns…
ShieldCheck endpoints
| Method | Endpoint | Description |
|---|---|---|
| POST |
Password Strength /api/v1/password/strength |
The password to analyze |
| POST |
Password Generate /api/v1/password/generate |
Password length (4-128, default 16) |
| POST |
Password Hash /api/v1/password/hash |
Password to hash |
| POST |
Crack Time /api/v1/password/crack-time |
Password to estimate crack time for |
| POST |
Email Validate /api/v1/email/validate |
Email address to validate |
| POST |
TOTP Generate /api/v1/totp/generate |
Issuer name for the TOTP |
| POST |
TOTP Verify /api/v1/totp/verify |
Base32 TOTP secret |
| POST |
Token Generate /api/v1/token/generate |
Token type: hex, base64, uuid4, urlsafe, alphanumeric |
| POST |
Entropy /api/v1/entropy |
String to measure entropy of |
| POST |
Full Audit /api/v1/analyze-all |
Password to run full security audit on |
| POST |
Breach Check /api/v1/email/breach-check |
Email to check for domain breaches |
ShieldCheck pricing
| Plan | Price | Rate limit | Quotas |
|---|---|---|---|
| BASIC | Free | 1 / second |
|
| PRO Recommended | $14.99 / month | 10 / second |
|
| ULTRA | $49.99 / month | 25 / second |
|
| MEGA | $149.99 / month | 60 / second |
|