CSR Input
Paste your Certificate Signing Request
CSR decoding happens entirely in your browser. No data is sent to any server.
How to Use
- Paste your CSR code (starts with -----BEGIN CERTIFICATE REQUEST-----)
- Click "Decode CSR" to parse the request
- View subject details, public key info, and SANs
- Click "Use Example CSR" below to try a sample
CSR Details
Decoded certificate information
Enter CSR to view decoded information