Internet Security

DNS is dead… long live DNS!

Most of us rely heavily (more heavily than we realise, and indeed should) on this rickety old thing called DNS (the Domain Name System), which was never intended to scale as it did, nor to defend against the kinds of attacks it is subjected to today. The latest DNS related debacle is (as per usual) […]

Internet Standards

Proof Gmail IMAP (Gimap) supports IMAP IDLE

So for those of you with capable mail clients (like OS X, here’s proof that IMAP IDLE works for delivering push mail: $ openssl s_client -connect -crlf * OK Gimap ready for requests from 0123456789abcdef . capability * CAPABILITY IMAP4rev1 UNSELECT IDLE NAMESPACE QUOTA XLIST CHILDREN XYZZY . OK Thats all she […]


SSHKeychain 0.8.2 Post Install Problem on Leopard

It seems SSHKeychain breaks on (recent?) Leopard builds because it wants to find a group for each user (eg samj:samj): #!/bin/sh chown -R $USER:$USER “$2/” #chown root:admin “$2/” #chmod u+s “$2/” You’ll want to change the second ‘$USER’ to id -gn so it picks up your group name (eg ‘staff’) by itself, and while you’re […]