Antivirus or anti-virus software is used to prevent, detect, and remove malware, including but not limited to computer viruses, computer worm, trojan horses, spyware and adware.
48
votes
10answers
4k views
How do you explain the necessity of “nuke it from orbit” to management and users?
When a machine has been infected with malware, most of us here immediately identify the appropriate action as "nuke it from orbit" - i.e. wipe the system and start over. Unfortunately, this is often ...
5
votes
2answers
481 views
Antivirus for scanning anonymous file uploads
Since I have no experience with AV solutions on Unix-like environments, I would need help with suggestions on something that can be suitable for scanning files that are uploaded by anonymous users ...
3
votes
5answers
705 views
How can I know if my PC is getting infected?
I have installed an antivirus, but as no antivirus is perfect, what can I do to diagnose if my PC is getting infected?
For example, keeping a close eye on what programs and tasks run when I turn my ...
2
votes
4answers
105 views
What is nuke it from orbit? [duplicate]
I was reading this
Windows 2003 Enterprise infected by Conficker; post-infection problems continue
And they talk about nuking it from orbit (which apparently means wiping out the system and starting ...
1
vote
4answers
374 views
Is it necessary to scan users' file uploads by antivirus?
Web application allows users to upload files. Is it necessary to scan those files by antivirus?
I'd want to hear answer in two scenarios:
Type of file isn't checked when uploading. They are stored ...
56
votes
15answers
3k views
How to write an email regarding IT Security that will be read, and not ignored by the end user?
I've observed that several of our users are ignoring messages sent from IT Security managers, and also the system generated "You just sent a virus" notifications.
The problem seems to be among people ...
13
votes
6answers
6k views
How to scan a PDF for malware?
Can anyone suggest an automated tool to scan a PDF file to determine whether it might contain malware or other "bad stuff"? Or, alternatively, assigns a risk level to the PDF?
I would prefer a free ...
17
votes
6answers
450 views
How to deal with a person who gets easily fooled by internet and mail scams?
alternative title: How to deal with a person who has gotten paranoid and doesn't want to go online anymore?
A person, who has over the years been scammed many times, by bad spam/fraud emails, and ...
13
votes
2answers
2k views
How does a crypter for bypass antivirus detection work?
I am talking about crypters used to encrypt files like viruses and keyloggers for the sole purpose of bypassing antivirus detection. How do they work?
8
votes
6answers
857 views
Whats the probability of a personal computer being hacked?
For a normal computer user following these practices:
Have an up to date anti-virus with a firewall installed (Norton).
Do not install cracked software.
Do not open suspicious links or download ...
5
votes
6answers
402 views
How can I tell whether this computer is part of a botnet?
One of the computers that I manage (in the family, not business) has a weird set of files in its boot: bash.exe, curl.exe, uname.exe, sed.exe, rm.exe, tail.exe, cut.exe, awk.exe, cat.exe, chmod.exe, ...
-1
votes
1answer
103 views
Would this be plausible for a metamorphic virus? Not repeatedly infecting same system
Would this be plausible for a metamorphic virus? When a new generation (for lack of better word) is created it would hard code a random file name, that would be checked to see if the system was ...
2
votes
4answers
314 views
Can I safely trust my Anti-virus protection?
Recently when I was trying to install a software which didn't happen to be from reputed sources, my anti-virus popped up a warning saying:
XYZ-antivirus blocked you from visiting an infected ...
