edrus.app
Last crawled: 28 Dec 2025
SSL Grade
A
Website URL
https://edrus.app
Title
Edrus - Gamified ACT & SAT Prep Platform
Description
Ace your ACT & SAT with gamified, personalized test prep. AI-powered practice problems, progress tracking, and social learning features.
Status
✓ HTTPS
✓ Valid SSL
✓ Reachable
SSL Certificate & Security
Refresh Certificate
Certificate Details
Certificate Status
Valid
SSL Grade
A
💡 How to Improve Your SSL Grade
You're almost there! Here's how to reach A+:
Upgrade to a 4096-bit RSA key or 256-bit ECDSA key Enable HSTS (HTTP Strict Transport Security) with a max-age of at least 1 year Disable support for TLS 1.0 and TLS 1.1 (if still enabled) Enable OCSP stapling for faster certificate validation Remove support for any weak ciphers (3DES, RC4)
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