how do i clear some virirual memory

We're upgrading our desktops to Windows XP from Windows 2000.  I'm
testing the behavior of some of our custom Visual Basic programs and
have noticed that I get a digital signature warning when all of our
EXEs are started.  This is really annoying!  It didn't happen when we

 I have uninstalled spywere programs,but now i cannot run taskmanager,i got
a messege box(task manager has been disabled by your administrator),i am the
administrator. How can i enable it?.  thanks for your help

I've tried Norton, Ad-Aware SE, Spybot, unintalling and reinstalling, and I
still have this worm.
Basically, it just sends an IM to anybody I'm talking to, saying check this
out: and then a hyperlink.

Everytime i use my XP Professional Laptop, a suspicious .EXE also starts up
after while. Everytime, it has a different name which is randomly generated.
Ex. F5DCE.EXE or M5OR4.EXE and so on. Even if i kill the process from Task
Manager, it reappears after 10 mins or so. It start ...

I am running a Windows XP Pro box SP2, 1 gig ram 1.7 Ghz CPU. I use
ZoneAlarm Pro as my firewal, and am connected via DSL to the web. At one
point in the past my other PC was infected with cashbackbuddy which has
several variants. I have place the cashbackbuddy web site (and ...

I've had a problem with these for months.  Norton Antivirus (updated)
couldn'y stop this and I use XP Home SP2 (automatically updated).  I've tried
running Ad-Aware SE Personal, CWShredder, SpywareBlaster, Spybot Search and
Destroy and Microsoft AntiSpyware and am currently using ...

When  I go to the control panel and select  Windows Firewall,
I am getting the following error message "due to an unidentified problem,
Windows cannot display  windows firewall settings". I wanted to check the
status as my T1 internet connection has ground to a halt.  Dial-up is ...

Just re-installed windows last night and did a trend micro scan this a.m.  
which showed 3 sypware cookies and 60 vulnerabilities detected.  They listed
fixes after each one, such as MS03-001, which I clicked on and don't have a
clue what to do next!  Can anyone help?

I recently downloaded KB 890830 as I have been doing regularly (for my
Gateway Tablet, which has WinXPsp2). After the
download I ran the "notepad %windir%.....etc. and noticed that it not only
told me it found no errors (as it usually did), it mentioned the following

I am using broadband and so I am constantly online obviously.  Since
installing Windows XP I am having a tremendous amount of popups trying to
sell me something.  i get about 1 every 5 minuets.  I blocked pop ups in
Windows, I turned Ad and pop up blocker on in Norton Internet ...

I have a win2003 domain and want to lock down what winxp users can do ie
desktop only run certain apps i have applied a group policy to an ou but want
to install and run apps from the workstaions do i have to add the domain
users to the winxp local admins group if so can i ...

since some days my right mouse button menu on files is very slow (10 sec) to
appear.
I also noticed that Norton antivirus is the same slow to start and also
other operations involved with

Can permissions on the Local System account be changed or removed etc.
If so, how?
Or are the permissions fixed and cannot be changed?
Thanks.

I'm running XP Pro.  I wish to restrict what areas of my computer members of
my family can see.  How can I do this?  For example, I have work related
stuff on 1 drive/partition, tax information on another, emails and instant
messages, photos, and music.  How do I keep people away ...