Did You Know?
The network firewall is used for protection against unauthorized access. The Proxy server receives and selectively blocks data packets based on the networks boundaries. The purpose is to keep out unwanted intruders that would cause harm to our network.
Did You Know?
There are programs that automatically download to your computer without your consent or knowledge. These programs are known as drive-by downloads. These downloads are initiated by a simple visit to a Web site, reading a HTML email message or through the installation of an application.
Example: You download spyware software, unknown to you it includes a file sharing program that attaches itself to your data base, it then tracks and reports your profile information to marketing companies. Next thing you know, you begin to receive those unwanted popups and spam emails. For added protection, keep this in mind.
Did you know?
For added protection, our Email Server is protected by a Barracuda Spam Firewall. The Barracuda Spam Firewall is a self-sufficient networking device that handles all of the Universities spam-blocking, this method keeps our email servers from getting bogged down with spam mail and increases it performance of our servers.
Did You Know?
For your added protection:
• Blacklisting of websites & domains: Barracuda Central maintains an up to date list of the largest and most aggressive known spammers. This list is maintained by both Barracuda Networks and other anti-spam groups. This list is automatically updated on each Barracuda Spam Firewall.
• Keyword scanning of emails: Email are scanned based on a scoring system. If the score is above a threshold, then that email is flagged as spam and will be blocked.
• Checksum technology: Barracuda Central monitors email traffic through the Internet and uses checksum technology to keep track of the number of times a particular message has appeared on the Internet. If a message has appeared over a certain number of times, it is categorized as known spam. Checksums of known spam messages are utilized by the Barracuda Spam Firewall to block spam messages.
• Message authenticity checking: Several algorithms are utilized to verify the authenticity of a message. Some of these are simple checks to verify that the “from address” is authentic. Some are more complex relating to SMTP protocol.
• Blacklists and whitelists: Domains, IP’s, and email addresses can be blocked or whitelisted (allowed through). The decision on what types of emails to block is made based on the need to protect the Universities network.
• Rate Controls: Utilized to stop denial of service attacks as well as dictionary based spam attacks. These are integrated and automatic in the Barracuda Spam Firewall.
• File type attachment blocking: Allow the blocking of certain types of files, such as vbl scripts, from entering the University.
Did You Know?
For your added protection:
Our network uses Dragon’s advanced Intrusion Detection Prevention, designed to block attackers, mitigate denial of service attacks and prevent information theft while remaining totally invisible to our network. The Dragon Network Sensors security applications off market leading deep forensics capabilities, providing our staff with status monitoring, live security updates and a secure encrypted communications channel. This security application detect attacks on our network.
Did You Know?
Included in our network design, we also have Network Access Control (NAC). This is also to add security to our network environment. The NAC is in place to perform multi-user, multi-method authentication, vulnerability assessment and assisted remediation. In short, it protects our network resources by removing an attackers ability to continue an attack or to mount a new attack. Also, allows the network administrator the ability to place access restrictions based on Username, IP Address, MAC address and physical port.
Did You Know?
Be very cautious of pop-up windows with security warnings, this is only a act hoping to lead to your compliance. The company only wants you do download their product, which often times leads to hidden cost to the consumer. To really get your attention, the generated pop-up appears to have come from your system however, don't be fooled, it was not. Pop-up downloads are made with deceiving concepts while installing their programs on your computer. This allow the gathering of information and the tracking of your online behavior begins, this information is then shared with advertisement companies.
Upon research one popular Internet service providers (ISP) recently estimated that 40 to 50 of their subscribers have such applications installed and running on their computers, these installations were without the owner's knowledge. Do you know what applications are installed on your computer and why?