Jun 09, 2015

1: Secure shared memory Shared memory can be used in an attack against a running service, so it is always best to secure that portion of memory. You can do this by modifying the /etc/fstab file. Secure our ubuntu box a bit. secure box: install fail2ban. secure box: next steps. secure box: option #1: Leave “as is” secure box: option #2: By firewall rules: Only allow connections from known IP / range of IPs. secure box: option #3: Firewall: Only allow local connections. secure box: paranoia-to-the-max option: client use ssh-tunnel to VNC encrypted through the ssh tunnel: By default, VNC is not secure protocol.VNC uses encryption during initial connection and login (passwords are not sent in plain-text). Once, we connected then all the VNC data is unencrypted and hacker could sniff our VNC session. Nov 14, 2016 · Locking down your Ubuntu network security. Now that we have the Ubuntu PCs locked down, the next step is to make sure all data in transit from these PCs is secure. To do this, I recommend using SSH for remote access to each PC and utilizing SSL whenever possible over the Internet.

Resolving net::ERR_TUNNEL_CONNECTION_FAILED at Ubuntu …

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How to login into Ubuntu using SSH from Windows 10/8/7

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