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OpenSSH daemon hardening ( Part 1 ) - Modify the configuration file [ANNOUNCEMENT]

Posted 12-10-2010 at 08:23 AM by angelo.fonzeca (Angelo Fo. personal blog)
Updated 12-13-2010 at 06:29 AM by angelo.fonzeca

Introduction

OpenSSH is a daemon (a "service" in Unix environments) which helps system administrators to manage server remotely.
The SSH daemon is "similar" to "telnet" in the sense that it provides a remote shell for accessing Unix or GNU/Linux systems.
The main difference is that the latter doesn't use encryptation during the session, so it's easily to intercept the content of the communication between two machines (typically a client/server...
PerseusGuard Developer
Posted in Linux Security
Views 1117 Comments 0 angelo.fonzeca is offline
Old

OpenSSH daemon hardening ( Part 2 ) - How to use RSA/DSA Keys [ANNOUNCEMENT]

Posted 12-10-2010 at 08:19 AM by angelo.fonzeca (Angelo Fo. personal blog)
Updated 12-13-2010 at 06:30 AM by angelo.fonzeca

[Note: This is a draft version of the post; it'll be revised as soon as possible]

Introduction

In my previous post, I explained you how to configure OpenSSH for improving its security. By the way, if your SSH service is available on the Internet and accessible by any IP address (e.g. You connect your client on the internet with a dynamic IP address and/or you want reach your server from anywhere...), it can be more exposed to brute force attacks! So a new "hardening...
PerseusGuard Developer
Posted in Linux Security
Views 969 Comments 0 angelo.fonzeca is offline

  



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