Advanced Encryption Standard (AES) is a symmetric key cipher technique used to secure and encrypt operating systems, hard drives, networking systems, files, e-mails, and other similar data. In cryptography, AES consist of three block ciphers taken from a larger collection published originally as Rijndael. Each cipher has a 128-bit block size with three different key [...]
Entries Tagged as 'security'
What Is AES Encryption?
August 11th, 2010 · No Comments · Introductions
Tags: Advanced Encryption Standard·AES·Aes Encryption·Block Ciphers·Cipher Text·Classified Information·encryption·Encryption Algorithms·Encryption Key·Governmental Groups·Information Processing·Joan Daemen·Key Sizes·National Institute Of Standards·National Institute Of Standards And Technology·National Institute Of Standards And Technology Nist·National Security Agency·Network Layers·Networking Systems·Nsa·Private Computers·security·Selection Process·Vincent Rijmen
What Is a Polymorphic Virus?
May 19th, 2010 · No Comments · Security
A polymorphic virus is a computer virus which is capable of mutating itself when it replicates, making it more difficult to identify with ordinary antivirus software. To effectively find such viruses, antivirus software needs to have more complex algorithms available to help it identify distinctive patterns which can betray the presence of a virus even [...]
Tags: computer secur·Computer Virus·network security·polymorphic virus·security·security threat·virus
What is a Man in the Browser Attack?
May 15th, 2010 · No Comments · Advanced Topics, Security
Man in the browser attacks are designed to capture confidential information that can be utilized to the advantage of the entity that launched the attack. As part of the function, the man in the browser process begins with the establishment of the Trojan on the hard drive. The Trojan embeds in a file and is [...]
Tags: attacker·attacks·man in the browser·man in the browser attack·security·virus·virus attack
What is Scareware?
May 12th, 2010 · No Comments · Internet
Scareware refers to bogus sales tactics designed to scare a user into thinking his or her computer contains critical errors or viruses that must be fixed immediately. For a price, scareware ads offer an instant solution in the form of downloadable software. In some cases this software is harmless, in other cases the software meant [...]
Tags: bad practice·cyber threat·internet security·sales generation·scareware·security
Trojan Virus
May 11th, 2010 · No Comments · Internet, Introductions
The most important difference between a trojan virus/trojan horse and a virus is that trojans don’t spread themselves. Trojan horses disguise themselves as valuable and useful software available for download on the internet. Most people are fooled by this ploy and end up dowloading the virus disguised as some other application. The name comes from [...]
Tags: atacks·attackers·cyber threat·infected email·internet security·security·trojans
Introduction to Packet Sniffing
May 11th, 2010 · No Comments · Networking
Its a cruel irony in information security that many of the features that make using computers easier or more efficient and the tools used to protect and secure the network can also be used to exploit and compromise the same computers and networks. This is the case with packet sniffing.
A packet sniffer, sometimes referred to [...]
Tags: exploits·network analyzer·network monitor·packet sniffer·packet sniffing·security·wide area network
Internet & Hackers
May 7th, 2010 · No Comments · Internet, Introductions
Internet
The Internet was started in 1969. It started from local area network. Let me explain what is a local area network. Computers connected with each other in a house or company makes a local area network. On the other hand wide area network is the combination of countless LANs, wide area networks and individual machine [...]
Tags: hackers·hacking·internet·internet and security·intruders·online security·security