The Centrality Menace

Earlier today, the caching and security service provider CloudFlare went down, taking with it more than 700 thousand websites for over an hour (including our very own SCRIPTed journal). While downtime is to be expected even in the ever-connected world, what piqued my interest about this event is the nature Read more…

SOPA and network architecture

The media frenzy over the Stop Online Piracy Act and the Protect IP Act (SOPA and PIPA respectively) appears to be finally dying down after last week’s Internet blackout, mostly due to the shocking news regarding the shutting down of Megaupload. While I publicly expressed some misgivings about the focus of Read more…

Hacking and DDoS: lessons from network resilience

After the spectacular hacking of The Sun newspaper and News International websites that took place earlier this week, hacking collectives like Anonymous, LulzSec and AntiSec seem unstoppable.  This air of invulnerability was part of LulzSec’s gloating the night the attack on The Sun’s web services took place. [blackbirdpie url=”https://twitter.com/LulzSec/status/93093868379193344″] However, Read more…

Is Bitcoin legal?

Could the next revolution in payment systems be already here? Bitcoin is a non-fiat cryptographic electronic payment system that purports to be the world’s first cryptocurrency. In other words, it is a peer-to-peer, client-based, completely distributed currency that does not depend on centralised issuing bodies to operate, the value is Read more…