Security Threats

ALSO CALLED: Day-zero Threats, Zero Day Threats, Internet Threats, Security Breaches, Virus Threats, Day Zero Threats, Computer Security Threats, Network Security Threats, Threat Mitigation, Network-level Threats, Network Threats, Network Level Threats, Spyware Threats, Internet Security Threats, Application Security Threats, Threat Management, Software Security Threats, Information Security Threats, Threats, Web Threats
DEFINITION: Parameter tampering is a form of Web-based attack in which certainparameters in the Uniform Resource Locator (URL)or Web page form field data entered by a user are changed without that user's authorization. Thispoints the browserto a link, page or site other than the one the user intends (although it may look exactly the sameto the casual observer).Parameter tampering can be employed by criminals and  … 
Definition continues below.

SECURITY THREATS DEFINITION (continued): …  identitythieves to surreptitiously obtain personal or business information about the user.Countermeasures specific to the prevention of parameter tampering involve the validation of allparameters to ensure that they conform to standards concerning minimum and maximum allowablelength, allowable numeric range, allowable character sequences and patterns, whether or not theparameter is actually required to conduct the transaction in question, and whether or not null isallowed.Whitelisting(accepting only allowable input) is more effective than blacklisting(refusing to accept forbidden input). A Web … 
Security Threats definition sponsored by SearchSecurity.com, powered by WhatIs.com an online computer dictionary