Step 1: Go to this website.
Step 2: Select ‘Check if a CSR and a Certificate match’
Step 3:
i. Open your certificate file with notepad
ii. Copy text.
iii. Paste to ‘Enter your certificate’ block
Step 4:
i. Open your CSR file with notepad
ii. Copy text.
iii. Paste to ‘Enter CSR’ block
Step 5: It will provide you match/mismatch result at the right side of the block.
You can check whether a certificate matches CSR on your own machine by using the OpenSSL commands below:
openssl x509 -noout -modulus -in certificate.crt | openssl md5
openssl req -noout -modulus -in CSR.csr | openssl md5
Need more help?
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