jgalvez | Random Synaptics

Useful OS X Tools

I get tired of finding the stuff that I need when I get a new computer, or forget what tool I used to ‘that’ with. So I’ve made a list.

You can find the SAINTCON 2014 Hackers Challenge Introduction here. And this is all the files referenced below: SAINTCON_2014_Hackers_Challenge_PT.zip The challenges referenced below can be found here: PT100 PT200 PT300 PT400 PT500

You can find the SAINTCON 2014 Hackers Challenge Introduction here. And this is all the files referenced below: SAINTCON_2014_Hackers_Challenge_CM.zip The challenges referenced below can be found here: CM100 CM200 CM300 CM400 CM500

SAINTCON 2014 Hackers Challenge Walkthrough: Double Jeopardy You can find the SAINTCON 2014 Hackers Challenge Introduction here. And this is all the files referenced below: SAINTCON_2014_Hackers_Challenge_DJ The challenges referenced below can be found here: DJ200 DJ400 DJ600 DJ800 DJ1000

You can find the SAINTCON 2014 Hackers Challenge Introduction here. And this is all the files referenced below: SAINTCON_2014_Hackers_Challenge_PP.zip The challenges referenced below can be found here: PP100 PP200 PP300 PP400 PP500

You can find the SAINTCON 2014 Hackers Challenge Introduction here. And this is all the files referenced below: SAINTCON_2014_Hackers_Challenge_CP.zip The challenges referenced below can be found here: CP100 CP200 CP300 CP400 CP500

You can find the SAINTCON 2014 Hackers Challenge Introduction here. And this is all the files referenced below: SAINTCON_2014_Hackers_Challenge_CF.zip The challenges referenced below can be found here: CF100 CF200 CF300 CF400 CF500

You can find the SAINTCON 2014 Hackers Challenge Introduction here. And this is all the files referenced below: SAINTCON_2014_Hackers_Challenge_BL.zip The challenges referenced below can be found here: BL100 BL200 BL300 BL400 BL500

This years Hackers Challenge heralded in a new Game Board! yay! Nifty new features like showing which puzzles you’ve actually completed. Click to read more!

BIND, NS Records, and CNAME’s

While troubleshooting sending email to a particular domain. I found that BIND would return a SERVFAIL for every query against that domain. This is an invalid and bad DNS configuration, as documented in: RFC2181 (10.3), RFC1912 (2.4). ; <<>> DiG 9.4.3-P2 <<>> dns2.example.com ;; global options: printcmd ;; Got answer: ;; ->>HEADER< ;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 2, ADDITIONAL: 0 ;; QUESTION SECTION: ;dns2.example.com. IN A ;; ANSWER SECTION: dns2.example.com. 86400 IN CNAME ns2.example.com. ns2.example.com. 86400 IN A 192.0.2.4 ;; AUTHORITY SECTION: example.com. 86400 IN NS dns1.example.com. example.com. 86400 IN NS dns2.example.com. ;; Query time: …

Random Synaptics

Security, routers, and geek

Author Archives: jgalvez