2 Posts
  • Published Question

    Cannot communicate securely with peer: no common encryption algorithm(s)

    Hi there, I have a question, my vps Centos 7 works fine but I recently upload a php script that allows payments with paypal via REST, unfourtnately, always receive next exception: Fatal error: Uncaught exception 'PayP...
    Accepted Answer: @luisroc I'm not sure, but I guess PayPal maybe does a reverse check. And if they do, then yes, a self-signed certificate is not allowed. You either need to use Let's Encrypt (which is free) or buy a certificate. And...
    3 By luisroc Apache Server Optimization Linux Basics Linux Commands CentOS
  • Published Question

    Why all tests I do about ipv6 says I don't have AAAA records?

    Hi, I have a question about setting up the ipv6 in my website. I have added my AAAA record in my domain that is using a droplet with centos. The domain is But, when I make some tests about the ipv6, it say...
    1 By luisroc IPv6 DigitalOcean DNS CentOS