Free Isaca CISA Exam Dumps - Page 4

Properly planned risk-based audit programs shall increase audit efficiency and effectiveness. The sophistication and formality of this kind of audit do vary a lot depending on the target's size and complexity.

One of the most common ways that spyware is distributed is as a Trojan horse, bundled with a piece of desirable software that the user downloads off the Web or a peer-to-peer file-trading network. When the user installs the software, the spyware is installed alongside.

Enticement occurs after somebody has gained unlawful access to a system and then

subsequently lured to a honey pot. Entrapment encourages the commitment of unlawful access. The latter is not a good tactic to use as it involves encouraging someone to commit a crime.

A backdoor refers to a generally undocumented means of getting into a system, mostly for programming and maintenance/troubleshooting needs. Most real world programs have backdoors.

Creating backdoors is how a hacker can insure his ability to return to the hacked system at will.

As a common type of Trojan horses, a legitimate software might have been corrupted with malicious code which runs when the program is used. The key is that the user has to invoke the program in order to trigger the malicious code.

In other words, a trojan horse simply cannot operate autonomously. You would also want to know that most but not all trojan horse payloads are harmful - a few of them are harmless.

Logical access control is about the use of a collection of policies, procedures, and controls to restrict access to computer software and data files. Such control system should provide reasonable assurance that an organization's objectives are being properly achieved securely and reliably.