How was your Easter bank holiday? Did you use it well by, for instance, preventing a globally destructive cyber-attack? No? Try harder, then. Last weekend, a cautious, longstanding and very nearly successful attempt to insert a backdoor into a widely used piece of open-source software was thwarted, effectively by accident. Below is from Ars Technica.[1] Researchers have found a malicious backdoor in a compression tool that made its way into widely used Linux distributions, including those f