1. Check Internet Connection
A stable and unrestricted connection is required for secure data exchange.
- Ensure your network has reliable connectivity.
- Restart your modem or router to refresh the connection.
- Disable any active VPN or proxy temporarily and try again.
2. Verify Date and Time Settings
An incorrect system time can cause SSL validation to fail.
- Go to Settings → Time & Language → Date & Time.
- Enable Set time automatically and Set time zone automatically.
- Restart your device and retry the operation.
3. Enable Latest TLS Protocols
Older TLS versions may prevent a secure connection.
- Press Win + R, type inetcpl.cpl, and press Enter.
- Navigate to the Advanced tab and scroll to Security.
- Enable the following options:
Use TLS 1.1
Use TLS 1.2
Use TLS 1.3 (if available)
- Click Apply → OK, and restart your system.
4. Update or Reinstall Security Certificates
Expired or missing certificates can block secure authentication.
- Open PowerShell (Admin) and execute:
certutil -generateSSTFromWU RootCAs.sst
certutil -addstore -f Root RootCAs.sst
- This refreshes and updates your root certificates, allowing proper SSL validation.
5. Clear Cryptographic Cache and Reset Services
Corrupted cache files may disrupt SSL/TLS processes.
- Open Command Prompt (Admin) and run:
net stop cryptsvc
ren %systemroot%\System32\catroot2 catroot2.old
net start cryptsvc
- Restart your computer after running the commands.
6. Reset Network and Proxy Settings
Incorrect network configurations can cause secure connection errors.
- Open Command Prompt (Admin) and type:
netsh winhttp reset proxy
netsh winsock reset
ipconfig /flushdns
- Restart the system and test the connection again.
7. Review Firewall and Antivirus Settings
Security tools can sometimes block secure HTTPS traffic.
- Temporarily disable your firewall or antivirus.
- Retry the connection process.
- If successful, re-enable security and whitelist the specific application or domain.
8. Verify Server or API Endpoint Configuration
If you are managing a server or API connection, ensure SSL certificates are valid.
Confirm that:
- The domain name matches the SSL certificate.
- Intermediate certificates are correctly configured.
- The server supports current TLS versions (TLS 1.2+).
9. Use Diagnostic Tools for SSL Validation
Online SSL analyzers (like SSL Labs) can detect handshake issues.
- Run a test on the target endpoint or URL.
- Review the test results for expired or misconfigured certificates and update as needed.