Network security Questions


problems with wireless connection on firewall
Hi, I have a “firewall”-box configured as NAT-router/firewall/transparent proxy which makes a connection to the internet with a WLAN card (to a hotspot). In fact for the moment it’s a Kerio Winroute firewall on a Wintel box. So the “firewall”-box has actually 2 interfaces. One wired (connected to the internal LAN) and one USB wireless [...]

Answer Question   |  September 9, 2005  3:52 AM
Firewalls, Forensics, Incident response, Intrusion management, Network security, VPN, Wireless
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0 pts.

Can connect by VPN but cannot ping internal addresses
My director and I have set up a SmoothWall firewall with SmoothTunnel VPN in our office. We have created L2TP road warrior connections for our Win XP clients at home and we can both successfully connect via our individual VPN tunnels. However, whereas I can ping the decimal addresses of the internal firewall NIC and [...]

Answer Question   |  September 6, 2005  2:42 PM
Firewalls, Forensics, Incident response, Intrusion management, Network security, VPN, Wireless
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0 pts.

Windows 2000 Server logs
Hi All, Basically i want to monitor all the activities of my administrators. Is there any way I can find out all the activities on a Windows 2000 Server eg:- success / failure logs ,which users had logged on to a server , user creation time ,service stopped at what time, what scripts have been [...]

Answer Question   |  September 16, 2005  6:17 AM
Access control, Application security, backdoors, Biometrics, Browsers, Compliance, configuration, CRM, Current threats, Database, DataCenter, Digital certificates, Disaster Recovery, Encryption, Exchange, filtering, Firewalls, Forensics, Hacking, human factors, Identity & Access Management, Incident response, Instant Messaging, Intrusion management, Network security, patching, PEN testing, Platform Security, Policies, provisioning, Risk management, Secure Coding, Security, Security Program Management, Security tokens, Servers, Single sign-on, Spyware, SSL/TLS, Trojans, Viruses, VPN, vulnerability management, Web security, Wireless, worms
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0 pts.

IT Security
Hi all, Thanks to all those who answered to my question”FTP sites” Can anyone of you let me know about the available products that we can use for our organisations IT security..Also let me know what products are available to find out vulnerabilities in a network. Appreciate your response. Thanks Tarang

Answer Question   |  August 27, 2005  6:03 AM
Access, Access control, Application security, backdoors, Biometrics, Browsers, Certifications, Compliance, configuration, CRM, Current threats, Database, Desktops, Digital certificates, Disaster Recovery, E-business, Encryption, Exchange, filtering, Firewalls, Forensics, Hacking, human factors, Identity & Access Management, Incident response, Instant Messaging, Intrusion management, Management, Microsoft Office, Microsoft Windows, Network security, Networking, OS, patching, PEN testing, Platform Security, Policies, provisioning, Risk management, Secure Coding, Security, Security Program Management, Security tokens, Servers, Single sign-on, Spyware, SQL Server, SSL/TLS, Trojans, Viruses, VPN, vulnerability management, Web security, Wireless, worms
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0 pts.

Securing FTP on an Enterprise wide basis
One of the recent questions here in the SeachWindowsSecurity.com ITKnowledge Exchange was stated the poster had blocked email services with a Proxy server so that internal employees could not obtain yahoo, AOL, and other external sources of security threats and the poster wanted further support in blocking FTP websites or locations. I know that in [...]

Answer Question   |  August 25, 2005  2:44 PM
Application security, Database, Encryption, Exchange, Firewalls, Forensics, Incident response, Instant Messaging, Intrusion management, Network protocols, Network security, Secure Coding, Security, TCP, VPN, Wireless
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0 pts.

Bad logon Event type 529
A User ill advisedly switched off Anti-Virus and since then we see a failed logon (Type 4 – Batch)under Logon process Advapi every 15 minutes in his User Id. A search of the Web links this to possible virus infectection (Netdevil 1.2. We have scanned etc but can’t track down what is generating the attempted [...]

Answer Question   |  August 25, 2005  7:11 AM
Access, Access control, Application security, backdoors, Browsers, Current threats, Database, Desktops, Encryption, Exchange, filtering, Firewalls, Forensics, Hacking, human factors, Incident response, Instant Messaging, Intrusion management, Management, Microsoft Windows, Network security, OS, Patch management, Secure Coding, Security, Servers, Spyware, SQL Server, SSL/TLS, Trojans, Viruses, VPN, Web security, Wireless, worms
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0 pts.

Local Admin & passwords
We have recently switched to allowing only Power User rights on notebook computers. We have a set of notebooks we loan out to employees with desktops when they need to travel. Currently those users will login with an account named loaner and use scripts and webmail to access the network. Discussion has come up recently [...]

Answer Question   |  August 19, 2005  3:52 PM
Application security, Biometrics, Compliance, configuration, CRM, Database, Digital certificates, Disaster Recovery, Encryption, Exchange, Firewalls, Forensics, Identity & Access Management, Incident response, Instant Messaging, Intrusion management, Network security, patching, PEN testing, Platform Security, Policies, provisioning, Risk management, Secure Coding, Security, Security Program Management, Security tokens, Single sign-on, VPN, vulnerability management, Wireless
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0 pts.

Remote Desktop conflicts with VPN
I am connecting using Remote Desktop from my Laptop PC (Windows 2000 Pro Sp4) to a Server (Windows 2000 Server Sp4) in our DMZ over our Corporate Network. I am then using a Network & Dialup Connection on the Remote Server to connect over VPN to our Customer Sites. However, this is currently unusable as [...]

Answer Question   |  August 30, 2005  10:08 AM
Availability, Cabling, Desktop management applications, Ethernet, Fault isolation, Firewalls, Forensics, Hardware, Hubs, Incident response, Intrusion management, Microsoft Windows, Network applications management, Network management software, Network monitoring, Network protocols, Network security, Network testing, Networking, Performance management, Protocol analysis, Remote management, Routers, Software, Switches, TCP, VPN, Wireless
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0 pts.

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0 pts.

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0 pts.

Symantec Anti Virus Corporate 8.0 issue
Starting one WinXPSP2 (fully patched) computer last night revealed that the SAV Corporate 8.0 was not functioning properly (yellow “!” over systray icon). Restart of the computer did not resolve the issue. I cannot update (Live Update is disabled); I cannot uninstall (process appears to start and then simply dies/quits without error or error message [...]

Answer Question   |  February 8, 2008  9:07 AM
backdoors, Current threats, Firewalls, Forensics, Hacking, Help Desk, human factors, Incident response, Installation, Intrusion management, Network security, Norton, Security, Spyware, Symantec, Tech support, Third-party services, Trojans, Viruses, VPN, Wireless, worms
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0 pts.

Blocking Tunneling Applications
Hi; Any suggestions on how I can block hopster(and other similar socks based tunneling applications)from tunnelling out and bypassing the firewall? When hopster contacts its servers it uses different set of IPs, not a single domain, so its kind of hard to block it based on IPs Thank You

Answer Question   |  August 1, 2005  1:28 AM
Application security, Database, DataCenter, Encryption, Exchange, Firewalls, Forensics, Incident response, Instant Messaging, Intrusion management, Network security, Networking, Secure Coding, Security, VPN, Wireless
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100 pts.

aaa authorization ?
Which of the following authorization commands are valid? (we have to choose 2 correct) A. aaa authentication exec home radius B. aaa accounting exec home radius C. aaa authorization default none D. aaa authorization exec home radius E. aaa authorization network default enable F. aaa authorization network default local

Answer Question   |  July 26, 2005  9:45 AM
Administration, Application security, Architecture/Design, Biometrics, Cabling, Cisco, Data analysis, Database, DataCenter, Desktop vs network-based firewalls, Digital certificates, Documentation, Encryption, Exchange, Features/Functionality, Firewalls, Forensics, Hardware, Hubs, Identity & Access Management, Incident response, Installation, Instant Messaging, Intrusion management, Network security, Networking, Product/Service evaluation, provisioning, Routers, Secure Coding, Security, Security tokens, Service and support, Single sign-on, Switches, VPN, Vulnerability Assessment & Audit, Wireless
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0 pts.

Detection of ActiveX & other Mobile code
Hi ! I am trying to extend the functionality of a squid-based proxy to filter out ActiveX, JavaScripts and mobile code in general, from the web pages users will download. I am trying to make it an “intelligent” filter, in the sense of not just plainly removing the <OBJECT> tags from the page, but to [...]

Answer Question   |  July 28, 2005  6:27 AM
ActiveX, C, Development, Exchange, Firewalls, Forensics, Incident response, Intrusion management, Java, JavaScript, Network security, Policies, Security management, VPN, Wireless
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0 pts.

Cisco 1811/1812 vs Netscreen 5GTE
Hello all, Did any of you have/had any experience with both Cisco 1811/1812 and Netscreen 5GT(E)? Which one is better/faster/has more features/more user friendly according to you? What I need is a router/firewall/IPS appliance that will allow me to set up some DMZ and two LANs and that will serve as a VPN end point [...]

Answer Question   |  July 26, 2005  3:13 AM
Cisco, Firewalls, Forensics, Incident response, Intrusion management, Juniper Networks, NetScreen, Network security, Networking, Product evaluation, Routers, Security, Security products, VPN, Wireless
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0 pts.

Accessing MS Exchange Server on DMZ zone of Cisco Pix 515E as local server
Hi, We currently have a MS Small Business Server 2000 (of which Exchange Server is a part) configured on the LAN behind a firewall and use POP3 Connector of MS Exchange to retrieve external mails. Our users connect to the MS Exchange Server within the LAN without requiring to connect to the Internet. The question [...]

Answer Question   |  September 6, 2005  3:48 AM
Firewalls, Forensics, Incident response, Intrusion management, Network security, VPN, Wireless
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0 pts.

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0 pts.

Demilitarized zone using iptables?
Hi, I’m the Assistant Editor for SearchEnterpriseLinux.com. One of our users, “ruhi,” posted the following question. Can you help? “I have to plan and design a demilitarized zone using iptables. How can I do this?” You can post your answer here on ITKE, or reply to mailto:editor@searchenterpriselinux.com?subject=iptables Thanks! Amy Kucharik Assistant Editor, SearchEnterpriseLinux.com TechTarget 117 [...]

Answer Question   |  June 16, 2005  5:00 PM
Administration, Architecture/Design, Features/Functionality, Firewalls, Forensics, Incident response, Installation, Intrusion management, Management, Network security, Product/service procurement, Security, Security management, Security products, Signature updating/Management, VPN, Wireless
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105 pts.

Consolidated Security Product/Approach? What about layered approach?
Hi Punnet, I’m a It Director at lasrge Media firm in NY. Looking at the security overhaul in the recent months and business looking to cxonsolidate the offices enviornment the talk of the town is to have ALL IN One device which does Firewall,IDS,VPN etc. I thought layerd security approach was the way to go [...]

Answer Question   |  June 20, 2005  10:36 AM
Administration, Architecture/Design, Cabling, Cisco, DataCenter, Desktop vs network-based firewalls, Firewalls, Forensics, Hardware, Hubs, Incident response, Information risk management, Intrusion management, IT architecture, Network security, Networking, Nortel, Product evaluation, Routers, Security, Security management, Security products, Switches, VPN, Wireless
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0 pts.

Sendig Mail to user@IP
We have two Mx Record (same ISP) pointing to the same mail server. The Mail Server is REDHAT Linux. I want to send a mail to user@ip address (first or second Mx Record). This is basically to test if first Mx record fails, will the second record be used. I would be sending this mail [...]

Answer Question   |  June 13, 2005  11:29 PM
Biometrics, DHCP, Digital certificates, DNS, E-mail applications, Exchange, Firewalls, Forensics, Identity & Access Management, Implementation/Management, Incident response, Intrusion management, Linux, Linux Distributions, Network security, Network testing, Networking, Networking services, Performance management, Protocol analysis, provisioning, Red Hat Enterprise Server, Red Hat Fedora, Security, Security tokens, Sendmail, Servers, Single sign-on, Tech support, VPN, Wireless
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60 pts.