http://www.networksecuritybasics.com Simple, Easy Reliable Network Security Resources Thu, 15 Nov 2007 03:57:13 +0000 http://backend.userland.com/rss092 en There are numerous ways you can lose the information on your computer. Your child decides to play Chopin on your keyboard, a power surge, lightening, a virus, or even simple equipment failure. Therefore, backing up the contents of your hard drive is an absolute MUST. By regularly making backup copies ... http://www.networksecuritybasics.com/network-security/network-security-protection-software/ What is content filter? Content filter is a device or software that is use to block or allow internet sites and content from being accessed and viewed by an individual, a group of individuals, or all the connected users. Businesses can block content based on traffic type. For example, Web ... http://www.networksecuritybasics.com/network-security/understanding-content-filters/ "A botnet is comparable to compulsory military service for windows boxes" - Stromberg (http://project.honeynet.org/papers/bots/)   Botnets are networks of computers that hackers have infected and grouped together under their control to propagate viruses, send illegal spam, and carry out attacks that cause web sites to crash.   What makes botnets exceedingly bad is the ... http://www.networksecuritybasics.com/network-security/what-the-heck-are-botnets/ Wireless has changed the engagement of a mobile workforce and telecommuting has challenged IT departments. Among these changes is the proliferation of wireless networking. Today, virtually all notebook and mobile computers, and even many desktop computers, come equipped with wireless network cards. You can easily buy a wireless network access ... http://www.networksecuritybasics.com/network-security/mobile-and-wireless-security/ Malware. An odd sounding word created to lump all malicious software programs, including viruses, worms, trojans, spyware, adware, and other malevolent codes into one cause-your-computer-serious-hurt category.   In 2005, Computer Economics released a report on malware. The good news was that for the first time since 2002, the total worldwide financial losses ... http://www.networksecuritybasics.com/malware/protectiving-with-zone-alarm/ When computers first came out, virtually no importance was placed on client security. All security efforts were focused on server hardening, such as domain infrastructure, server-based data encryption and rolespecific security such as database storage. Believe it or not, most client computers didn’t have a virus scanner installed. However, today ... http://www.networksecuritybasics.com/malware/what-is-malware/ Spam. Nobody likes it. Nobody wants it. No, we aren’t talking about the canned meat, but those unsolicited, unwanted, irrelevant, or even inappropriate messages that hit our email in mass quantities. While most mailboxes have some type of spam filtering software built into their system, they never seem to do ... http://www.networksecuritybasics.com/network-security/understanding-spam/ Physical security is the foundation for all computer security. The saying is, “No physical security equals no security.” Although there are arguable exceptions to this rule, it is virtually always true. Without strong physical security, no computer security control should be considered adequate.   If an attacker has logical (network) or even ... http://www.networksecuritybasics.com/network-security/securing-network-servers/ Who hasn’t received an email directing them to visit a familiar website where they are being asked to update their personal information? The website needs you to verify or update your passwords, credit card numbers, social security number, or even your bank account number. You recognize the business name as ... http://www.networksecuritybasics.com/network-security/what-is-phishing/ How prevalent is Spam? According to Scott McAdams, OMA Public Affairs and Communications Department (www.oma.org): “Studies show unsolicited or “junk” e-mail, known as spam, accounts for roughly half of all e-mail messages received. Although once regarded as little more than a nuisance, the prevalence of spam has increased to the ... http://www.networksecuritybasics.com/network-security/fighting-spam/