Denial of service expert Barrett Lyon has created a detailed network map of Twitter's architecture as part of his analysis of yesterday electronic attack on social networks.
Today's denial of service (DOS) attack on Twitter is the latest in a series of attacks in 2009 that have targeted web hosts, domain registrars and now prominent social media sites.
PayPal says a network hardware failure was responsible for Monday's downtime. What was the cost of downtime for its merchant partners? About $2,000 a second.
Performance problems at PayPal are causing problems for many e-commerce sites today. eBay is acknolwedging the issues, which are impeding user logins and merchant transaction processing.
Rackspace Hosting (RAX) has posted a video in which President and CEO Lanham Napier provides additional information about the recent outages at the company's Dallas data center and how Rackspace plans to address them.
A look at outage-related customer poaching through "rescue marketing" using Twitter and Google keyword ads, along with an interesting perspective from ServInt CEO Reed Caldwell.