is a free blogging website to share all sort of technical issue, article, How-to, latest news, etc.


How to test Heartbleed Bug

What is SSL Heartbleed Bug in simple English? Basically it is a program bug/vulnerability in the SSL/TLS encryption that is widely use by most of the Internet applications such as website, VPN, email, etc. This allow the attacker to read/steal the your communication information. For more detail, you can check out and How to test […]


Computer Cloning with similar SID might cause network problem

Using Disk Image Cloning (e.g. Symantec Ghost) for mass desktop rollout/deployment can significantly saves hours of work and hassle over other rollout method but it might cause major network problem if every cloned system has an identical Computer Security Identifier (SID). This fact compromises security in Workgroup environments, and removable media security can also be compromised in networks with multiple identical computer SIDs.