Security of MAC-based wireless access permissions
A colleague and I were recently debating whether it’s an OK policy to allow wireless access based on users MAC addresses. He has a small office where most people are wired, but a few are wireless and are part of that notorious gang that can’t be bothered with passwords. He also said that basing authentication [...]
Answer Question
| April 1, 2010 2:44 PM
MAC address, Mobile Computing in 2010, WEP, Wireless networking, Wireless security
A colleague and I were recently debating whether it’s an OK policy to allow wireless access based on users MAC addresses. He has a small office where most people are wired, but a few are wireless and are part of that notorious gang that can’t be bothered with passwords. He also said that basing authentication [...]
Answer Question
| April 1, 2010 2:44 PM
MAC address, Mobile Computing in 2010, WEP, Wireless networking, Wireless security
Detecting WireShark and other sniffers in your wireless network?
What’s the best way to root out a promiscious sniffer like WireShark? Are there any specific packet types that it spits out I can search for? I’d love suggestions for specific anti-sniffing tools to help better lock down our network. Thanks
Answer Question
| April 7, 2010 2:40 PM
Mobile Computing in 2010, Sniffer software, Sniffers, Wireshark
What’s the best way to root out a promiscious sniffer like WireShark? Are there any specific packet types that it spits out I can search for? I’d love suggestions for specific anti-sniffing tools to help better lock down our network. Thanks
Answer Question
| April 7, 2010 2:40 PM
Mobile Computing in 2010, Sniffer software, Sniffers, Wireshark
Intranet Problem
Hi, My firm is very small and i am planning to start a intranet. Well all goes well when internet is not working. I made a website in my local lan (helpdesk.com- say),and everyone is able to open this website. But when internet is provided to the users, no one can acess the website but [...]
Answer Question
| April 6, 2010 11:57 AM
Intranet, Network connectivity, Proxy servers
Hi, My firm is very small and i am planning to start a intranet. Well all goes well when internet is not working. I made a website in my local lan (helpdesk.com- say),and everyone is able to open this website. But when internet is provided to the users, no one can acess the website but [...]
Answer Question
| April 6, 2010 11:57 AM
Intranet, Network connectivity, Proxy servers
In Exchange 2010 is there a way I can control who sends information to a distribution list?
Is there a way I can control who sends information to a distribution list? For example, if I have a company-wide DL and I don’t want to use ACLs?
Answer Question
| March 19, 2010 7:14 PM
ACL, Distribution Lists, Exchange 2010, Exchange Distribution Groups
Is there a way I can control who sends information to a distribution list? For example, if I have a company-wide DL and I don’t want to use ACLs?
Answer Question
| March 19, 2010 7:14 PM
ACL, Distribution Lists, Exchange 2010, Exchange Distribution Groups
Is there a way to limit access to the OWA in 2007 or 2010 so that the users will have access inside the LAN and still not have access from the DMZ?
I want to move away from the Fat client for email and only use OWA for 90% of the company. Issue is I cannot have the end users accessing the email from outside of the building. Is there a way to limit access to the OWA in 2007 or 2010 so that the users will [...]
Answer Question
| March 19, 2010 7:06 PM
DMZ, Exchange 2007, Exchange 2010, Fat clients, Outlook Web Access, Outlook Web Access Permissions
I want to move away from the Fat client for email and only use OWA for 90% of the company. Issue is I cannot have the end users accessing the email from outside of the building. Is there a way to limit access to the OWA in 2007 or 2010 so that the users will [...]
Answer Question
| March 19, 2010 7:06 PM
DMZ, Exchange 2007, Exchange 2010, Fat clients, Outlook Web Access, Outlook Web Access Permissions
Test & Production File Write issues
I’m creating a new test environment. I made a user called TEST01 with a new testing job description, I’ve added the test library to the top of TEST01′s library list. The files and programs were complied using the test library. I ran the program and it created a new part as it was supposed to [...]
Answer Question
| March 19, 2010 7:34 PM
test lab, Test results, Test systems
I’m creating a new test environment. I made a user called TEST01 with a new testing job description, I’ve added the test library to the top of TEST01′s library list. The files and programs were complied using the test library. I ran the program and it created a new part as it was supposed to [...]
Answer Question
| March 19, 2010 7:34 PM
test lab, Test results, Test systems
Error Message: Program trying to send an email on your behalf
I am using MYOB to email payslips and get the message “a program is trying to send an email message…” how do i set outlook to do this automatically so i dont have to hit ‘allow’ for each email- IS THERE A WAY FOR OUTLOOK TO RECOGNISE MYOB AS A TRUSTED PROGRAM TO SEND EMAILS?
Answer Question
| April 12, 2010 4:00 AM
MYOB
I am using MYOB to email payslips and get the message “a program is trying to send an email message…” how do i set outlook to do this automatically so i dont have to hit ‘allow’ for each email- IS THERE A WAY FOR OUTLOOK TO RECOGNISE MYOB AS A TRUSTED PROGRAM TO SEND EMAILS?
Answer Question
| April 12, 2010 4:00 AM
MYOB
How to Reconfigure LAN After Move from DSL to T1
Our 2003 installed network uses DSL since 2003. We have several IP in use for different servers running in our network since 2003. Now this ISP upgrades us to T1. A new T1 modem is installed, with a new set of IP, Subnet, Gateway, DNS 1 & 2 data for T1. We are told that we have to reconfigure our [...]
Answer Question
| March 15, 2010 4:50 PM
Cisco PIX, DSL, LAN, LAN configuration, T1
Our 2003 installed network uses DSL since 2003. We have several IP in use for different servers running in our network since 2003. Now this ISP upgrades us to T1. A new T1 modem is installed, with a new set of IP, Subnet, Gateway, DNS 1 & 2 data for T1. We are told that we have to reconfigure our [...]
Answer Question
| March 15, 2010 4:50 PM
Cisco PIX, DSL, LAN, LAN configuration, T1
Golden Gate
Where can I find detailed information on Golden Gate software?
Answer Question
| March 12, 2010 12:57 PM
compression, Encryption, Golden Gate
Where can I find detailed information on Golden Gate software?
Answer Question
| March 12, 2010 12:57 PM
compression, Encryption, Golden Gate
Encrypting passwords on SQL server 2000
I m using SQL server 2000 and I want to use a password field for Employee Master. My question is how to encrypt this password field in my insert query. I have heard about the “EncryptByPassPhrase” function and symmetric key, but it is provided from SQL Server 2005. I have tried using pwdencrypt which is [...]
Answer Question
| March 19, 2010 7:00 PM
Encryption, Password, Password field, SQL Server 2000
I m using SQL server 2000 and I want to use a password field for Employee Master. My question is how to encrypt this password field in my insert query. I have heard about the “EncryptByPassPhrase” function and symmetric key, but it is provided from SQL Server 2005. I have tried using pwdencrypt which is [...]
Answer Question
| March 19, 2010 7:00 PM
Encryption, Password, Password field, SQL Server 2000
Forefront: All-in-one or best-of-breed?
I recently talked to two Forefront customers, who had a lot of praise for Forefront’s all-in-one management console and its protection against external threats. Any Forefront users out there? What do you think? Do you agree? What have been some of your challenges? Also: what do you consider to be the trade-offs of going with a best-of-breed [...]
Answer Question
| March 11, 2010 3:15 PM
Forefront Client Security, Microsoft Forefront, Microsoft Forefront TMG 2010, Microsoft Security, Midmarket security
I recently talked to two Forefront customers, who had a lot of praise for Forefront’s all-in-one management console and its protection against external threats. Any Forefront users out there? What do you think? Do you agree? What have been some of your challenges? Also: what do you consider to be the trade-offs of going with a best-of-breed [...]
Answer Question
| March 11, 2010 3:15 PM
Forefront Client Security, Microsoft Forefront, Microsoft Forefront TMG 2010, Microsoft Security, Midmarket security
Signatures of Trojans
How can I verify that there are no trojans on my network? I would like to know where I can find signatures for the latest inceptions of the biggies in the trojan world. I do not trust my anti-virus program and want to manually check md5s of files that trojans infect.
Answer Question
| January 30, 2012 6:25 AM
malware, Malware removal, Trojan Horse, Trojans, Viruses
How can I verify that there are no trojans on my network? I would like to know where I can find signatures for the latest inceptions of the biggies in the trojan world. I do not trust my anti-virus program and want to manually check md5s of files that trojans infect.
Answer Question
| January 30, 2012 6:25 AM
malware, Malware removal, Trojan Horse, Trojans, Viruses
The most-watched IT questions this week: March 9, 2010
1. A member asks how they can apply GPOs to non-domain computers to make sure they don’t get on the corporate domain, and MrDenny, Technochic, Denwood, and SiThu help with a solution. 2. A member asks about business intelligence in a cloud environment. 3. A SQL Server reader asks how to monitor log files in [...]
Answer Question
| March 10, 2010 3:27 AM
AS/400, Channel, CIO, CRM, Database, DataCenter, DataManagement, Development, Exchange, ITKE, Linux, Lotus Domino, Microsoft Windows, Mobile, Networking, Oracle, SAP, Security, SQL Server, Storage, Virtualization, VoIP
1. A member asks how they can apply GPOs to non-domain computers to make sure they don’t get on the corporate domain, and MrDenny, Technochic, Denwood, and SiThu help with a solution. 2. A member asks about business intelligence in a cloud environment. 3. A SQL Server reader asks how to monitor log files in [...]
Answer Question
| March 10, 2010 3:27 AM
AS/400, Channel, CIO, CRM, Database, DataCenter, DataManagement, Development, Exchange, ITKE, Linux, Lotus Domino, Microsoft Windows, Mobile, Networking, Oracle, SAP, Security, SQL Server, Storage, Virtualization, VoIP
Mobile spyware
Good afternoon, I would like to ask if the mobile softwares that filter the sms and calls on white lists & black lists are a spyware that could attack my privacy. Softwares like Mcleaner & Black & White Guard 1.06 from CMI Technologies in Czech? Also is Kaspersky Mobile Security 9 a good guard to [...]
Answer Question
| November 1, 2010 4:45 PM
Mobile security threats, Spyware
Good afternoon, I would like to ask if the mobile softwares that filter the sms and calls on white lists & black lists are a spyware that could attack my privacy. Softwares like Mcleaner & Black & White Guard 1.06 from CMI Technologies in Czech? Also is Kaspersky Mobile Security 9 a good guard to [...]
Answer Question
| November 1, 2010 4:45 PM
Mobile security threats, Spyware
CISCO ASA 5505 software update
This may is trivial but I ask it anyway. I found out on the cisco webpage that the cisco asa have a new ASDM and ASA Version. I know how to upload images into the flash, but that is the next step to activate these image plus to get the images?
Answer Question
| March 12, 2010 10:41 AM
Cisco ASA, Cisco ASA 5505, Cisco ASA DMZ with DynDNS Host, Cisco ASDM Launcher, Firewalls
This may is trivial but I ask it anyway. I found out on the cisco webpage that the cisco asa have a new ASDM and ASA Version. I know how to upload images into the flash, but that is the next step to activate these image plus to get the images?
Answer Question
| March 12, 2010 10:41 AM
Cisco ASA, Cisco ASA 5505, Cisco ASA DMZ with DynDNS Host, Cisco ASDM Launcher, Firewalls
Cisco ASA DMZ with DynDNS Host
Hello everbody, I have set-up my Asa with three VLans (outisde, inside and a DMZ), nearly the same configuration as used in the Cisco Documentation. I have managed to create the NAT and Access rules so I can communicate between the inside and the dmz. But I am not able to manage to get access [...]
Answer Question
| March 8, 2010 10:20 AM
ASDM, Cisco ASA, Cisco ASA DMZ with DynDNS Host, Firewalls
Hello everbody, I have set-up my Asa with three VLans (outisde, inside and a DMZ), nearly the same configuration as used in the Cisco Documentation. I have managed to create the NAT and Access rules so I can communicate between the inside and the dmz. But I am not able to manage to get access [...]
Answer Question
| March 8, 2010 10:20 AM
ASDM, Cisco ASA, Cisco ASA DMZ with DynDNS Host, Firewalls
Websense
Hi, In my present organisation the IT policy states that inappropriate and malicious sites will be blocked. In my last organistation I never came across any such site blocking system.So, I have few queries regarding this. I hope those working for companies where site blocking is present would have better understanding and could help me [...]
Answer Question
| March 4, 2010 8:29 AM
Network monitoring, Network security, Websense
Hi, In my present organisation the IT policy states that inappropriate and malicious sites will be blocked. In my last organistation I never came across any such site blocking system.So, I have few queries regarding this. I hope those working for companies where site blocking is present would have better understanding and could help me [...]
Answer Question
| March 4, 2010 8:29 AM
Network monitoring, Network security, Websense
3G – Creating a S2S VPN when the 3G card uses DHCP and not static?
I have a 3G WIC card (HWIC-3G-GSM) in a Cisco 1841 and need to create an IPSEC tunnel to a Cisco ASA5520 Normally creating a S2S tunnel would be relatively easy if both peers used static IP’s, however my 3G provider uses dynamic addressing. If I try and create an IPSEC S2S VPN peer on a Cisco ASA [...]
Answer Question
| November 17, 2010 10:19 PM
3G, ASA, Cisco, Cisco 1841, Cisco ASA, Cisco ASA 5520, Firewalls, IP, IPsec, IPsec VPN, Routing, VPN
I have a 3G WIC card (HWIC-3G-GSM) in a Cisco 1841 and need to create an IPSEC tunnel to a Cisco ASA5520 Normally creating a S2S tunnel would be relatively easy if both peers used static IP’s, however my 3G provider uses dynamic addressing. If I try and create an IPSEC S2S VPN peer on a Cisco ASA [...]
Answer Question
| November 17, 2010 10:19 PM
3G, ASA, Cisco, Cisco 1841, Cisco ASA, Cisco ASA 5520, Firewalls, IP, IPsec, IPsec VPN, Routing, VPN
DHCP Permission issues in my domain
I have a number of dhcp servers installed on DCs in various offices. I need to assign a local admin in one of the remote offices permission to manage the dhcp server in his site not all dhcp servers. If I add admin to the default local dhcp administrator group in ADUC I believe he [...]
Answer Question
| March 9, 2010 5:42 PM
Active Directory Users and Computers, Administration, Administrative privileges, DHCP, DHCP Permissions, DHCP server, Domain Controllers
I have a number of dhcp servers installed on DCs in various offices. I need to assign a local admin in one of the remote offices permission to manage the dhcp server in his site not all dhcp servers. If I add admin to the default local dhcp administrator group in ADUC I believe he [...]
Answer Question
| March 9, 2010 5:42 PM
Active Directory Users and Computers, Administration, Administrative privileges, DHCP, DHCP Permissions, DHCP server, Domain Controllers
how about MatriXay?
I remember seeing MatriXay tool some years ago and it was pretty awesome. And today I was reading the presentation at Blackhat 2006 of MatriXay and found that MatriXay has released 3.6 version. Does anyone know it better? how about it comparing with others?
Answer Question
| March 2, 2010 7:58 AM
Application security, MatriXay
I remember seeing MatriXay tool some years ago and it was pretty awesome. And today I was reading the presentation at Blackhat 2006 of MatriXay and found that MatriXay has released 3.6 version. Does anyone know it better? how about it comparing with others?
Answer Question
| March 2, 2010 7:58 AM
Application security, MatriXay
