OpenSSL Cheat Sheat

I know I know, there are plenty of openssl cheat sheets out there already1)http://www.sslshopper.com/article-most-common-openssl-commands.html2)https://github.com/stanzgy/wiki/blob/master/network/openssl-self-signed-certs-cheatsheet.md. But as I keep using googling it again and again to find the most useful openssl commands I decided to do my own – the first version of the blog entries is already 3 years old actually. Another reason for creating […]

Java SSL Certificate Verification Error

If you come across the situation, that your java programs are not able to connect to ssl encrypted services, it might be most likely that the java cacerts keystore is empty or not uptodate. This might also be due to a bug in the java (or ca-certificate-java) package 1)https://bugs.launchpad.net/ubuntu/+source/ca-certificates-java/+bug/1396760. In order to fix the issue, […]