http://vyzivus.blogspot.sk/2015/04/fuck-you-google.html
http://vyzivus.blogspot.sk/2016/04/java-sucks.html

http://sakurity.com/blog/2015/02/28/openuri.html - "Ruby: Using open-uri? Check your code - you're playing with fire! "
http://blog.honeybadger.io/ruby-security-tutorial-and-rails-security-guide/ "The Inadequate Guide to Rails Security"
https://www.omniref.com/ruby/2.2.0/symbols/Proc/yield?#annotation=4087638&line=711 "Why blocks make Ruby methods 439% slower"
https://androidsecuritywiki.com/ "Android Security Wiki"
https://heipei.github.io/2015/02/26/SSH-Agent-Forwarding-considered-harmful/ SSH Agent Forwarding considered harmful
https://blog.shodan.io/duplicate-ssh-keys-everywhere/ "Duplicate SSH Keys Everywhere"
http://www.root.cz/clanky/postrehy-z-bezpecnosti-podvodne-e-maily-este-nedali-posledne-slovo/ - kazdotyzdenne postrehy z bezpecnosti na root.cz"