Digital certificates are the equivalent of a driver’s license, a marriage license, or any other form of identity. The only difference is that a digital certificate is used in conjunction with a public key encryption system. Digital certificates are electronic files that simply work as an online passport. Digital certificates are issued by a third …
“Physical access to a computer or router usually gives a sophisticated user complete control over the device. Software security measures can often be circumvented when access to the hardware is not controlled.” — Cisco Systems, Inc. Recovering the passwords for most Cisco devices via the console port is very simple. However, Cisco has purchased so …
A brute force attack consists of trying every possible code, combination, or password until the right one is found. Determining the Difficulty of a Brute Force Attack The difficulty of a brute force attack depends on several factors, such as: How long can the key be? How many possible values can each key component have? …
TEMPEST stands for Transient Electromagnetic Pulse Surveillance Technology. Computers and other electronic equipment release interference to their surrounding environment. You may observe this by placing two video monitors close together. The pictures will behave erratically until you space them apart. What is important for an observer is the emission of digital pulses (zeroes and ones) …
Virtually every computer in the world has some form of adult pornography stored somewhere on its hard drive. This can be due to personal use, viruses, or the fact that pornography seems to be included with every downloaded file, opened webpage, and email attachment. Pornography can also be a concern when many people have access …
RSA, which stands for Rivest, Shamir, and Adleman, is a security algorithm used in digital cryptography. RSA differs from older symmetric algorithms because it has the ability of allowing digital signing as well as advanced encryption for online commerce systems and high-profile institutions. RSA was one of the first major advancements in digital cryptography but …
TP Link is large manufacturer of networking products that boasts tens of millions of customers worldwide. TP Link produces thousands of networking products, including modems, routers, and network storage devices. TP Link also markets a number of USB based modem cards, device emulators, and service packages for a variety of cellular and Internet providers. TP …
A logic bomb is a program, or portion of a program, which lies dormant until a specific piece of program logic is activated. In this way, a logic bomb is very analagous to a real-world land mine. The most common activator for a logic bomb is a date. The logic bomb checks the system date …
MSN is an ISP (Internet Service Provider) which is owned and operated by Microsoft Corporation. In addition, Microsoft uses the MSN brand on a number of web sites which they operate. How to Change Your MSN Password The way to change your MSN password is to change your Microsoft Passport password. Changing your Microsoft Passport …
CyberDefender is an example of malicious software that poses as an anti-virus software. CyberDefender runs a fake computer scan, then lists a number of “threats” that are really non-existent files, random files, or files that are essential to the computer’s performance. When the user attempts to remove these threats, CyberDefender asks the user to purchase …