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- Deep Packet Inspection: What you need to know
- All sorts of public and private entities would love to monitor your Internet browsing habits. It's now possible using "Deep Packet Inspection." Michael Kassner will shed some light on the technology involved and possible privacy issues. by Michael Kassner
- Blog posts 2008-07-27
Additional Resources
- Deep Packet Inspection: What you need to know
- That was very interesting!I had no idea of the capabilities of these devices, and their possible uses in companies or ISPs. Very informative!Where does it stop.This is another infringement of our privacy. Big brother is already monitoring all our telephone calls, monitoring our internet habits with a program called...
- Discussion threads 2008-07-27
- Twenty ISA Server 2004 tips to fine-tune your firewall
- In most shops, firewall configuration is something left tothe consultant. For some reason, manyorganizations are very wary of installing, configuring and managing their ownnetwork firewalls. It might be that no one is interested in managing thefirewall, but more likely, it's that there is a perceived complexity andmassive learning curve that...
- Technical articles 2005-09-19
- Modern Network Security: The Migration to Deep Packet Inspection
- The evolution of network and application-layer security threats has significantly altered the requirements for modern network security architecture. Three years ago, a simple Stateful Packet Inspection SPI Firewall was sufficient to stop basic attacks such as port scans and DoS attacks. Now, application-layer buffer overflow attacks, Spam, Spyware, Polymorphic Trojans,...
- White papers 2005-07-14
- Deep packet inspection: Innovations in firewall technology
- While firewalls have always been an important part of security, new innovations in firewall technology have allowed the application of deep packet inspection DPI. This development is important because of the increased use of sophisticated new security threats. Hackers are looking to delve deeper into database applications, financial reporting tools,...
- Technical articles 2004-08-03
- SolutionBase: Making sense of SonicWALL's product line
- With nearly one-million SonicWALL security appliances distributed worldwide, it's important that IT professionals understand the fundamentals of working with the SonicWALL OS. In this article, Erik Eckel introduces the different SonicWALL products you may encounter. SonicWALL routers and firewalls are proving capable and effective devices within small and...
- Technical articles 2007-10-30
- Stateful Firewalls
- Hi As far as my knowledge I know three types of firewalls1) packet filtering 2) application gateway3) Stateful I just noticed that Netgear has a SPI stateful packet inspection firewall ? I was confused? Is there any difference betweeen Stateful Multilayer Inspection Firewall ...
- Q&A 2009-08-04
- Intrusion detection should be a function, not a product
- By John Pescatore, Richard Stiennon, Ant AllanIntrusion detection's permanent placement in the Trough of Disillusionment of the Gartner Hype Cycle for Information Security does not mean that it is obsolete. Intrusion detection should be incorporated into other products instead of being implemented as a stand-alone product.A flood of questionsIn a...
- Technical articles 2003-10-13
- Comcast in the hot seat
- More efficientOK. If Comcast is using a Deep Packet Inspection, why are they not using it for other forms of malicious code, say Virus Scanning and such?RE: Comcast in the hot seatBitTorrent equates to nothing more than stealing. Any other argument is moot. Making a purchase and...
- Discussion threads 2008-02-26
- IPS vs Firewawall
- My company is planning to purchase IPS but the management team is asking this question :"We already implemented firewall why we need IPS ?"I need more reason to convince my management team. Can anyone help me ?Wiki: IPShttp://en.wikipedia.org/wiki/Intrusion-prevention_systemRead the section detailing differences between application firewalls.Some thoughts...Firewall is only controlling incoming...
- Discussion threads 2007-09-26
- The Advantages of a Multi-core Architecture in Network Security Appliances
- Network security has become increasingly complex. Network communications no longer rely simply on store-and-forward applications like email, but have expanded to include real-time collaboration tools, Web 2.0 applications, Instant Messenger IM and peer-to-peer applications, Voice over IP VoIP, streaming media and telepresence conferencing, each presenting conduits for potential attack. The...
- White papers 2008-02-21
- SolutionBase: Creating a secure and reliable VoIP solution
- Follow these steps to remove the chrome frame from your browser windows. If you're considering a switch to VoIP, you may be wondering about security and reliability issues. You know VoIP uses the Internet in most cases to transmit calls, and Internet security breaches are featured in...
- Technical articles 2003-09-30
- Network Security
- Dear All,I'm using a dialup to connect to the internet using a pc WinXPas a gateway for my network and i activate the builtin firewall of the WinXP, is that enough to protect my network or i need to install CISCO firewall, such as PIX515.Alot of friends advice me not...
- Q&A 2005-01-31
- Security firm Arbor Networks to acquire Ellacoya Networks
- Arbor Networks adds to its security products portfolio with the purchase of platform and packet inspection technology firm Ellacoya Networks. An excerpt from News.com: While the combined company will maintain separate products lines, Arbor is aiming to infuse its network security monitoring and reporting capabilities into...
- Blog posts 2008-01-18
- Majority of Internet bandwidth consumed by P2P services
- New research from German deep packet inspection gear maker Ipoque shows that P2P traffic consumes anywhere between 49 and 89 percent of all Internet traffic in the day. At night, it can spike up to an astonishing 95 percent. Ipoque gathered over three petabytes of information...
- Blog posts 2007-11-28
- Interaction Between: Nokia Intrusion Prevention and Nokia Firewall
- Firewalls provide protection between external networks and internal networks by blocking potentially malicious traffic from entering the internal network infrastructure. However, firewalls inherently need to allow SMTP/email, FTP, SIP/VoIP calls, and other protocols with minimal payload security inspection, which may also allow external threat sources to infect internal end-points and...
- White papers 2008-10-01
- Control unwanted traffic on your Cisco router with CAR
- All of my corporate computers are on a networkThey each have an Internet Explorer Internet access.If every computer downloads at the same time you are telling me that the download speeds would decrease.I see AT&T's two wire satellite system as undaunted here."As many computers as you got---".Another optionAnother option for...
- Discussion threads 2008-02-21
- Preparing to deploy ISA Server 2004
- To get the most out of your Microsoft ISA Server 2004deployment, you must first spend some time planning and preparing for it. Thisentails several tasks: Determining the ISA Server's mode on your network Deciding on the placement of your ISA Server...
- Technical articles 2005-01-12
- Application-Layer Filtering in ISA Server 2004
- ISA Server 2004 is a sophisticated, application-layer aware firewall that uses a number of application filters to perform layer 7 inspection of communications moving through the firewall. ISA Server 2000 moves beyond the limitations of traditional packet-filtering firewalls to perform deep application-layer content inspection. This intelligent, application-layer filtering helps secure...
- White papers 2004-06-01
- Which Cisco ASA5510?
- We've got a small company with about 50 employees. Currently we are about to upgrade our Internet connection to Metro Ethernet and alone with that are looking at replacing our Linux based firewall with Cisco's ASA 5510 solution. The question however is what solution is best: the 5510...
- Discussion threads 2008-03-28
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