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pip install fails with “connection error: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:598)”

urllib and “SSL: CERTIFICATE_VERIFY_FAILED” Error

PHP – SSL certificate error: unable to get local issuer certificate

Finally got this to work! Download the certificate bundle. Put it somewhere. In my case, that was c:\wamp\ directory (if you are using Wamp 64 bit then it’s c:\wamp64\). Enable mod_ssl in Apache and php_openssl.dll in php.ini (uncomment them by removing ; at the beginning). But be careful, my problem was that I had two … Read more

Getting Chrome to accept self-signed localhost certificate

Resolving javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed Error?

Trusting all certificates using HttpClient over HTTPS

You basically have four potential solutions to fix a “Not Trusted” exception on Android using httpclient: Trust all certificates. Don’t do this, unless you really know what you’re doing. Create a custom SSLSocketFactory that trusts only your certificate. This works as long as you know exactly which servers you’re going to connect to, but as … Read more

How do you sign a Certificate Signing Request with your Certification Authority?

1. Using the x509 module openssl x509 … … 2 Using the ca module openssl ca … … You are missing the prelude to those commands. This is a two-step process. First you set up your CA, and then you sign an end entity certificate (a.k.a server or user). Both of the two commands elide … Read more

How to generate a self-signed SSL certificate using OpenSSL?

You can do that in one command: openssl req -x509 -newkey rsa:4096 -keyout key.pem -out cert.pem -sha256 -days 365 You can also add -nodes (short for no DES) if you don’t want to protect your private key with a passphrase. Otherwise it will prompt you for “at least a 4 character” password. The days parameter … Read more