Cyber World

Spyware Spyware is any software that installs itself on your computer and starts covertly monitoring your online behavior without your knowledge or permission. It is a kind of malware that secretly gathers information about a person or organization and relays this data to other parties, Virus A virus is a type of malicious software, or malware, that spreads between computers and causes damage to data and software. Trojan Horse A Trojan Horse is a type of malware that downloads onto a computer disguised as a legitimate program. VPN Most of you might be aware of it, but do not know the correct use of it. Let me explain- VPN (Virtual Private Network), a VPN is a method of connecting a series of computers and devices in a private encrypted network, with each users IP address being replaced by the VPN’s IP address. Users get Internet anonymity, making it difficult for hackers to attack. Ransomware Ransomware is type of malware from crypto virology that threatens to publis...

  what is dirty cow vulnerability? Dirty COW was a vulnerability in the Linux kernel. It allowed processes to write read-only files. This exploit made use of a race condition that lived inside the kernel functions which handle the copy-on-write (COW) feature of memory mappings. CVE number of dirty cow- CVE-2016-5195 ·        About CVE-2016-5195 – A race condition was found in the way the Linux kernel’s memory subsystem handles the copy-on-write breakage of private read-only memory mappings. ·        An attacker would first require access to a shell on the device before they could use this exploit. What does this vulnerability do? This vulnerability allows the user to bypass the normal file system protections and write to files that are owned by the system. Consequences ·        Opens up many avenues for attack, ·        which results in the unpr...