Tag OpenBSD

Two Factor Authentication with SSH & S/Key on OpenBSD

For some time now system administrators have known that password authentication has its shortcomings. Password based authentication ...

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Embedding OpenBSD

For some of my projects such as DNS/DHCP servers, routers, firewalls, NTP Servers, or for some Arduino projects, I embed OpenBSD on ...

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Spam filtering with OpenBSD and making spamming a little harder

Spam is the most annoying thing I have to deal with every day on my servers. Only 3-4 spams make it daily all the way to my inbox, but I ...

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Using OpenBSD to build a secure access point

At home I have two networks, one for my family and me and one for my guests. Once you are on the family network you can access our ...

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Build you own stratum-1 NTP server for less than $100

You can build a highly accurate Stratum-1 NTP Server for less than $100 using an old Wyse WinTerm, a GPS and a few electronic components.

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