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igomez10/rsa-csr.md

Last active December 10, 2018 10:49
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Generate private key, public key and sign a csr using the keypair
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rsa-csr.md

1. Generate .pem private key

 openssl genrsa -des3 -out private.pem 4096

2. Generate .pem public key from ./private.pem created in previous step.

Basically extracting a public key from the private key

openssl rsa -in private.pem -outform PEM -pubout -out public.pem

3. Sign a csr using the private.pem file

openssl req -new -key private.pem -out req.csr

4. Verify csr

openssl req -in req.csr -noout -text
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