Author Archives: D PaSidu Hettiarachchi

What is hiberfill.sys? Hiberfill.sys is a file creates by the system when the computer goes into hibernation mode. Hiberfill.sys is use to store current memory of the PC on to the hard disk when windows goes down to hibernation mode and use when the windows turn back on. How to turn on hibernation mode? HostContinue reading “Analysing hiberfil.sys”

What is Heartbleed vulnerability? Heartbleed is a vulnerability in OpenSSL cryptography library (written in C) was discovered in 2014. OpenSSL provides Secure Socket Layer (SSL) and Transport Layer Security (TLS) implementation to encrypt the traffic going on the internet. Heartbleed vulnerability is a bug of OpenSSL library’s code that handles the heartbeat extension (RFC 6520)Continue reading “Heartbleed (CVE-2014-0160) vulnerability”