- 업종: Software
- Number of terms: 9143
- Number of blossaries: 1
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Password sniffing is the use of a sniffer to capture passwords as they cross a network. The network could be a local area network, or the Internet itself. The sniffer can be hardware or software. Most sniffers are passive and only log passwords. The attacker must then analyze the logs later. Also see: sniffer.
Industry:Software
A password attack is an attempt to obtain or decrypt a legitimate user's password. Hackers can use password dictionaries, cracking programs, and password sniffers in password attacks. Defense against password attacks is rather limited but usually consists of a password policy including a minimum length, unrecognizable words, and frequent changes. Also see: password sniffing.
Industry:Software
An overwriting virus copies its code over its host file's data, thus destroying the original program. Disinfection is possible, although files cannot be recovered. It is usually necessary to delete the original file and replace it with a clean copy.
Industry:Software
The operating system (OS) is the underlying software that enables you to interact with the computer. The operating system controls computer storage, communications, and task management functions. Examples of common operating stems are MS-DOS, MacOS, Linux, and Windows 98.
Industry:Software
An on-demand scanner is a virus scanner the user starts manually. Most on-demand scanners allow the user to set various configurations and to scan specific files, folders, and disks.
Industry:Software
An on-access scanner is a real-time virus scanner that scans disks and files automatically in the background as the computer accesses the files.
Industry:Software
A Windows NT file system is used to organize and keep track of files. Also see: FAT.
Industry:Software
Viruses "not in the wild" are in the real world but fail to spread successfully. Also see: in the wild, zoo virus.
Industry:Software
A newsgroup is an electronic forum where readers post articles and follow-up messages on a specified topic. An Internet newsgroup allows people from around the world discuss common interests. Each newsgroup name indicates the newsgroup's subject in terms of increasingly narrow categories, such as alt. Comp. Virus.
Industry:Software
A mutating virus changes, or mutates, as it progresses through its host files making disinfection more difficult. The term usually refers to viruses that intentionally mutate, though some experts also include non-intentionally mutating viruses. Also see: polymorphic virus.
Industry:Software
