2014 | Arik Yavilevich's blog

Dear Gigya CEO, JavaScript files are important

Dec

2

2014

A few days ago, news broke about a large-scale hack of various sites by the Syrian Electronic Army. The motivation behind the hack was political and the only damage came down to a popup message: “You’ve been hacked by the Syrian Electronic Army (SEA).”. Happy thanks giving, hope you didn't miss us! The press: Please ...

Restarting while expanding a RAID can get your server to get stuck at boot 3

Oct

27

2014

The ability to do an online RAID capacity expansion is something we had for some time. Still, every time I do this I feel like I am doing something amazing and state-of-the-art. The idea that you can expand an existing volume without losing any data and without downtime is almost magical and requires some clever ...

XSA-108 hitting AWS EC2 makes me speculate

Oct

24

2014

You might have heard of the massive September EC2 virtual machine reboot on the Amazon Web Services cloud. Right away it was speculated that this is due to a security bug in Xen, the hypervisor platform used by EC2. On October 1st, the embargo was lifted and the suspicions were confirmed. The bug, XSA-108, can ...

How we fell for a SORBS SPAM trap because we are such nice guys 13

Aug

11

2014

A few days ago our IT teams got a support ticket from an employee, who sent an email and it bounced. The explanation for the reject states: “This message has been blocked because it is from a FortiGuard – AntiSpam black IP address”. Naturally it was quite a surprise for us. A quick check with ...

“Closing credits” – Measuring third-party effect on your page load time

Apr

22

2014

A few months ago I was at the ClickTale Forum, an amazing ClickTale customer event in NYC. At the event I got a chance to have many interesting discussions; a theme that repeated in some of them was customers’ concern of adding third-party services to their sites. Who can blame those customers? It is widely ...

Is Adaptec’s latest 7.4.0 (build 30862) firmware bugged?

Apr

21

2014

Update (5/2): This was resolved. Adaptec worked with me directly on this issue. The issue was confirmed, identified and a fix was found. The fixed firmware will be released in the next official release which is promised to be delivered later this month. For now I recommend you don’t use builds 30612<x<=30862 of the firmware. Glad ...