Category Archives: OpenBSD

Building Ikev2 road warrior VPN for IOS9 with OpenBSD and DNSCRYPT

Posted on June 28, 2016 by spawn

Howdy , In this tutorial, hope help you guys how to configure IKEv2 VPN using IOS9 ( iphone ) and OpenBSD. OpenBSD-59-amd64 # cat /etc/iked.conf ikev2 “ios9” passive esp from 0.0.0.0/0 to 192.168.1.0/24 \ local 7.7.7.7 peer any \ ikesa … Continue reading →

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OpenBSD+Squid+Dansguardian+ldap+Active Directory

Posted on October 30, 2012 by spawn

This setup was tested with OpenBSD 5.1, squid-2.7-ldap, dansguardian-2.10.1.1 and Windows 2008 Server I will show how to authenticate Squid Proxy in Active Directory using squid_ldap_auth and squid_ldap_group. The basic for this is: At squid.conf put auth_param basic program /usr/local/libexec/squid_ldap_auth … Continue reading →

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Possible Bug at OpenBSD

Posted on August 17, 2012 by spawn

Hello there, My apologies, I’m working so much, and the time is scarce. Coming soon, I will to back post regularly. by hour, I will post a video with a possible bug that I discovered at OpenBSD Follow the video: … Continue reading →

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How to block TOR Network with OpenBSD and PF

Posted on September 14, 2011 by spawn

1 – Fetch tor master nodes ( Used for tor clients fetch exit node list ) * Trick viewed on Network Security Hacks – #hack 53 Download tor source: and edit the following file. mybox@knights ~/tor-0.2.1.26 $ vi src/or/config.c look … Continue reading →

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Configuring WPAD under OpenBSD

Posted on August 4, 2011 by spawn

Hello there, First of all, what is wpad ? WPAD is acronym to Web Proxy Autodiscovey Protocol, it is reponsible for automatic detecting of proxy under web browsers. I will assume that you know OpenBSD, know configure a basic DHCP … Continue reading →

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Imspector MSN report – words by hour

Posted on July 22, 2011 by spawn

Hello there 🙂 I wrote a little shell script under OpenBSD that catch the log conversation of user and generates number of messages and words by hour. the script can be found here: http://stuffresearch.tor.hu/tools/spec_log Instructions: copy the script under /usr/bin … Continue reading →

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IP and MAC Address Association on OpenBSD

Posted on June 8, 2011 by spawn

On this tutorial, I will show how associate mac and ip address and filter it on OpenBSD 4.8. Create a bridge # ifconfig bridge0 create Assuming that your LAN network card is rl0, add this to bridge and block non … Continue reading →

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Building VPN’s with OpenBSD and IPSEC

Posted on February 18, 2011 by spawn

In this tutorial, I’ll show how to create a VPN using OpenBSD Making a VPN on OpenBSD is very easy. Within minutes Follow the scenario: Consider A and B OpenBSD’s respectively . Adjust /etc/sysctl.conf on both sides. net.inet.ip.forwarding=1 net.inet.ah.enable=1 net.inet.esp.enable=1 … Continue reading →

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