Archive for the 'FreeBSD' Category
Configuring WPA2 Enterprise with EAP-TLS in Mac OS X and Linux
2 Comments Published by Felipe Alfaro Solana January 29th, 2006 in FreeBSD, Linux, Mac OS X, Networking, Security, WirelessSetting up the CA
Follow the steps on setting up a Certificate Authority (CA) using OpenSSL.
Issuing the client certificate and private key
Once the CA has been configured, we will generate a private key and an unsigned public key digital certificate.
# openssl req -new -days 365 -newkey rsa:1024 \
-keyout sslkey.pem -out unsigned.pem
The unsigned public key digital certificate, [...]
FreeBSD firewall using PF
1 Comment Published by Felipe Alfaro Solana November 12th, 2005 in Firewall, FreeBSD, Networking, SecurityFreeBSD supports OpenBSD’s powerful firewall PF since version 5.3. The scenario I was pursuing was firewalling one of my FreeBSD machines:
Incoming firewalling
Only incoming SSH connections from known SSH clients should be accepted.
Only incoming Syslog traffic from known Syslog clients should be accepted.
Only incoming ICMP Echo-Reply, ICMP Echo-Request and ICMP Destination-Unreachable datagrams should be accepted. Any [...]
syslog-ng replacement for FreeBSD
2 Comments Published by Felipe Alfaro Solana October 31st, 2005 in FreeBSD, SyslogFreeBSD uses syslog by default. However, syslog is very old and inflexible, so I decided to replace it with syslog-ng. syslog-ng syntax is far more easier to read and understand than syslog’s one.
syslog-ng uses the following elements to determine what to log and where to log it:
Source: Defines where log entries do come from. For [...]
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