Trojan horse


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Related to Trojan horse: Trojan War

Trojan horse

1. Something that initially seems innocuous but is ultimately bad or malicious. A reference to the myth in which Ancient Greek soldiers hid inside a giant wooden horse in order to gain access to the city of Troy. That personable new hire turned out to be a Trojan horse—she stole our intellectual property and sold it to the competitor!
2. A computer program that appears to be useful or harmless but secretly installs malicious code or software onto the infected computer. We have malware on our computer because that game you downloaded turned out to be a Trojan horse.
See also: horse, Trojan

a Trojan horse

COMMON If you describe someone or something as a Trojan horse, you mean that they seem good or useful, but are really there to help something be harmed or destroyed in the future. Proposals for a golf course are now seen as a Trojan Horse for hotel and conference centres. This small reduction in the basic tax rate was merely a Trojan horse for the far more drastic cutting of the top rate from 70 to 28 per cent. Note: This refers to an ancient Greek story. The city of Troy was under siege from the Greeks. The Greeks built a large hollow wooden horse and left it secretly as a gift for the Trojans, who took it into the city. However, Greek soldiers were hiding inside the horse, and they were able to cause the destruction of the city.
See also: horse, Trojan

a Trojan horse

1 a person or device intended to undermine an enemy or bring about their downfall. 2 a program designed to breach the security of a computer system, especially by ostensibly functioning as part of a legitimate program, in order to erase, corrupt, or remove data.
In Greek mythology, the Trojan horse was a huge hollow wooden statue of a horse in which Greek soldiers concealed themselves in order secretly to enter and capture the city of Troy, an action which brought the ten-year siege of the city to an end.
See also: horse, Trojan

trojan horse

n. a kind of malicious software that arrives at a personal computer embedded in some other software and then introduces routines that can gather personal information or destroy the operationality of the computer. The consultant called the intruder a “trojan horse” and said I needed yet another program to get rid of it.
See also: horse, Trojan
References in periodicals archive ?
Park View Academy was at the centre of the Trojan Horse allegations
Because of the file-sharing tactic, a networked machine which was cleared of the Trojan Horse might get re-infected within seconds if there was another infected machine on the network.
Serious issues, but not as complex as the ones we saw in the Trojan Horse case.
e unsigned and undated Trojan Horse letter alleged a clique of hardline Muslim governors was seizing control of governing boards and forcing out, or marginalising, headteachers who did not agree with their brand of schooling.
Attached files, which contain the Trojan horse, include 'suspect image.
Trojan Horse (not to be confused with the mythical wooden beast--or the PC virus) was written for an application called Liberty, which lets Palm OS devices run Nintendo Gameboy games.
The primary danger of this worm is that once opened, it attaches a Trojan horse on the user's computer that makes the computer vulnerable to hackers.
A BIRMINGHAM school has recovered from the Trojan Horse scandal like a 'phoenix from the ashes' according to Defence Secretary Michael Fallon.
LONGER school days and small class sizes have been introduced by a failing Birmingham school at the heart of the Trojan Horse scandal in a bid to turn it around.
Last week, Sophos experts of a malicious Chinese PowerPoint PPT file which contained exploit code that drops the keylogging Trojan horse onto users' computers.
While the company did this as soon as the Trojan horse was found in the wild, it chose not to publicize the threat immediately, since it could have incited hackers to create variants that may act differently.
A warning was issued by experts at SophosLabs, part of Sophos's network of virus, spyware and spam analysis centres, on Tuesday (20 September), that for the second consecutive day multiple new versions of the BagleDL-U Trojan horse are being spammed out to millions of e-mail addresses worldwide.
THERE is a risk that the exam grades of pupils at schools at the centre of the Trojan Horse scandal may have been affected as a result of the disruption caused by the affair, it has been suggested.
SCORES of teachers and support workers linked to the Trojan Horse scandal could be banned from working in schools for life, it has been claimed.
SophosLabs have warned users about a Trojan horse that prevents victims from accessing their computer data and asks for ransom to be paid via Western Union.