• security CheckPoint vs. PIX firewalls

    Dear can any one know which one best technology Checkpoint or PIX?

    Networkfierwall5 pointsBadges:
  • Looking for a solution to our software firewall issue

    I work in a small office and we run a router with a dedicated hardware firewall behind it that filters and routes traffic before it hits the LAN. It seems a lot of our internal PC issues are caused by our current firewall, but we obviously can't just turn it off.Does it make sense for us to...

    ITKE372,115 pointsBadges:
  • I might be creating a virus accidentally. What should I do?

    This has been happening to me a lot lately...I'm writing an application in Delphi and after I compile it, my antivirus scanner is telling me that I'm actually creating a virus and it immediately deletes the executable again. It's easy to fix (by doing a full rebuild) or simply waiting but it's...

    ITKE372,115 pointsBadges:
  • I’m getting several suspicious connection attempts. What should I do?

    I'm currently running Mac OS X and I currently have a system firewall and stealth mode enabled. When I opened up my system console, I discovered a ton of blocked connection attempts from different places that I'm not familiar with. I've actually checked the locations are some are located in China...

    ITKE372,115 pointsBadges:
  • How do you protect a server against Denial of Service attacks?

    How do you protect a server against Denial of Service attacks? What techniques do advanced firewalls use to protect against DoS/DDoS attacks?

    ITKE372,115 pointsBadges:
  • Is it really necessary to block outgoing ports?

    I've been told that when I'm setting up my home network, I should make sure that all outgoing ports on my router should be blocked, although I should allow certain ones to open to support HTTP, HTTPS, etc. This even though I have a firewall in place. But is this really necessary if every computer...

    ITKE372,115 pointsBadges:
  • Is it possible to block souce IP’s by their presence in a BotNet?

    A friend of mine in the security industry recently told me that many DOS attacks and general "black hat hacking" attacks usually happen over the TOR network. Would it be possible to dynamically block source IP's by their presence in a BotNet?Would this be effective in blocking DDoS attacks? How...

    ITKE372,115 pointsBadges:
  • Testing stateful firewall with TCP/IPv6

    This may seem as a general question but I'm wondering how experienced users actually test "stateful firewall" with TCP/IPv6. I would include these two tests:Echo reply without requestTCP ack without synIs there anything else other than this? Especially that pertains to IPv6?

    ITKE372,115 pointsBadges:
  • Edge Router Firewall Question

    Is there a reason why I should run VPNs and Reflexive ACLs on a firewall with NAT + routing functions on the router, if the router alone can take care of it?

    ITKE372,115 pointsBadges:
  • Why is this suspicious VMware connection bypassing my firewall?

    I'm currently using VMware 5 and I've noticed recently 2 connections are appearing when I start it up. TCP>as-40816.engx.vmware.com:https (ESTABLISHED) TCP>a184-85-99-51.deploy.static.akamaitechnologies.com:https (ESTABLISHED) But the problem is...

    ITKE372,115 pointsBadges:
  • Is a local firewall actually necessary?

    I'm not a security expert but is having local firewalls (enabled on different machines) necessary if you're already running hardware firewalls, like Netgear, that controls in/outbound connections?Does it just added another layer of protection? Thanks!

    ITKE372,115 pointsBadges:
  • Security differences: Proxy vs. Firewall

    I've been doing some security research for one of my coworkers and I figured out that putting a 'proxy' refers to that "man in the middle" by allowing/denying access to certain resources.In terms of security, does proxy add added security (compared to a firewall)?

    ITKE372,115 pointsBadges:
  • Is a Firewall impervious to Viruses?

    By being connected to the Internet, a computer can be infected with viruses. Why do we put a firewall between the computer and the internet. Isn't the firewall vulnerable to virus attacks?  If not, why not?

    ITKE372,115 pointsBadges:
  • Key Loggers and Root kits

    Hi All, It seems my company is affected by key loggers and root kits and malware. Would you people suggest if this can be cleaned and controlled at perimeter level with help of ASA firewalls, IPS things of that sort? Can we tight the security for these kind of issues with ASA firewall at perimeter...

    raviv073110 pointsBadges:
  • Controlling VPN access

    Here's my scenario. I fall under guidelines of HIPAA. I have mobile users using laptops and tablets loaded with Cisco VPN CLient connecting to my Cisco 2811 ISR which functions as my router/firewall/VPN. I am using Micorosoft AD in my domain. To authenticate users to the domain. Is there an easy...

    Gforsythe75 pointsBadges:
  • How to block P2P applications in PIX 525 firewall

    I need to know how to block p2p applications using a pix firewall 525

    Yasir Irfan6,335 pointsBadges:
  • Free IT Book: Microsoft Windows 7 Administrator’s Reference

    This week's IT book giveaway is for the Microsoft Windows 7 Administrator's Reference: Upgrading, Deploying, Managing, and Securing Windows 7. Interested? All you need to do is answer one of the questions below and post the link to your answer in the discussion area of this question. JavaScript...

    MelanieYarbrough6,345 pointsBadges:
  • Windows Firewall cannot run

    Windows Firewall cannot run because another program or service is running that might use the network address translation component (Ipnat.sys).

    Sagarpathare2535 pointsBadges:
  • What happens when the TMG Firewall License expires?

    Hi. I installed TMG firewall on Windows 2008 Server. I downloaded it on Microsoft site. Now it gives me license will expired 120 days later. Which modules will stop if I will not buy license. I use RRAS modules on TMG Firewall.

    Eliyevelxan1,235 pointsBadges:
  • Wake on LAN / Magic Packet broadcast doesnt work through PPTP

    Hi, I have a network, where I want to use WOL from a remote PC. It works when I send a packet from inside the network (or on the server). If I connect via PPTP from a remote Windows XP PC, I can't wake up the PC on the LAN. I suspect the broadcast packet doesn't reach the LAN. The PPTP connection...

    Benbje0 pointsBadges:

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