Category Archives: Security

Creating VPNs with OpenVPN

Introduction A VPN is a set of tools which allow networks at different locations to be securely connected, using a public network as the transport layer. A VPN produces a virtual “dedicated circuit” over the internet and use cryptography to … Continue reading

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Tightening up OpenSSH

Often I am required required to run a public ssh server, so its a good idea to restrict the OpenSSH server as much as possible.

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Cracking attempts on my PC

Since the day I switched on ssh server on my home PC I saw a very increased number of people attempting to crack into my PC. For few days I kept quite as I saw clearly that none of the … Continue reading

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