Details about the linux kernel architecture session at SRKR Engineering college, Bhimavaram.
Category: Unix/Linux
authbind vs iptables on AWS
Here is a short description of the scenario I was working on. I am using a standard AWS AMI to run tomcat (tomcat7, to be specific.) The default configuration of AWS AMIs (and many other off-the-shelf unix based servers) is such that tomcat (or any other program that runs with a non-superuser credentials) can’t bind… Continue reading authbind vs iptables on AWS
Shellshock bug and the risks
Bash, the quarter century old shell utility on almost all popular unix based systems, is found to be vulnerable. The exploit works by injecting specially crafted values into an environment variable and using it to invoke a shell command. Once the exploit gets to that level, there is hardly any limit on what can be… Continue reading Shellshock bug and the risks
Upcoming AWS / EC2 instance reboot
If you are using AWS and EC2 instances, a reboot of most those instances is on the horizon. Amazon’s AWS informed of this reboot that is scheduled between 02:00 GMT on September 26th and 23:59 GMT on September 30th. Read more about this reboot on Gigaom and Rightscale. Technical Forums on AWS and other sites… Continue reading Upcoming AWS / EC2 instance reboot