Openssl Verify Return Code 20 Unable To Get Local Issuer

I have a question about how and which version of OpenSSL I must install on Windows to later create certificates. I installed one version (openssl-1.0.2d-fips-2.0.10) found on SourceForge but it doe...

I'm adding HTTPS support to an embedded Linux device. I have tried to generate a self-signed certificate with these steps: openssl req -new > cert.csr openssl rsa -in privkey.pem -out key.pem op...

Mar 14, 2013 · How to generate a .pem CA certificate and client certificate from a PFX file using OpenSSL.

Jul 17, 2018 · I'm trying to generate OpenSSL certificates on Windows OS. But I find most of the commands related to OpenSSL are for *nix OS. Is there an OpenSSL for Windows OS? If yes, from …

May 25, 2023 · I am currently using Windows 11 but I assume it's the same steps for Windows 10. I've searched everywhere, and there is not a single tutorial that shows how to succesfully install …

Apr 17, 2013 · I want to encrypt and decrypt one file using one password. How can I use OpenSSL to do that?

openssl req -newkey rsa:4096 \ -addext "extendedKeyUsage = serverAuth, clientAuth" \ -keyform PEM \ -keyout server-key.pem \ -out server-req.csr \ -outform PEM You can verify the output with : openssl …

The problem is, that openssl -verify does not do the job. As Priyadi mentioned, openssl -verify stops at the first self signed certificate, hence you do not really verify the chain, as often the intermediate cert …

Jun 10, 2011 · You will need to use openssl. openssl pkcs12 -export -out domain.name.pfx -inkey domain.name.key -in domain.name.crt The key file is just a text file with your private key in it. If you …

Aug 10, 2012 · keytool -exportcert -alias androiddebugkey -keystore ~/.android/debug.keystore | openssl sha1 -binary | openssl base64 In the tutorial, it says that by running this cmd, my process of …