Also know as internet bots, web robots , WWW robots.
A bot is a piece of software designed to complete a minor but repetitive task automatically and on command, at a much higher rate than would be possible for a human alone.
The bot-master can give it a set of instructions and it will bring back answers.
There are millions of reasons bots are used.
BOT is short for robot. The word robot comes from the word robota meaning literally “hard work” in Czech.
On the Web robot-like software performs precise searches to find information.
They are automatic processes which interact with a web page; a tool for trawling through data.
An example is the spider bots used by Search Engines. Google’s spider bot is named Googlebot. Crawling is the process by which Googlebot discovers new and updated pages to be added to the Google index.
As Googlebot visits each of these websites it detects links on each page and adds them to its list of pages to crawl.
New sites, changes to existing sites, and dead links are noted and used to update the Google index.
What is a bot?
Bots have a wide variety of uses in the internet. They can be used for commercial as well as malicious purposes.
Trading Bots: A programme used to automatically get the best deal, bet on line etc. It will execute certain command/s when a specific criteria is met. Bots can bid at a specific price, or a sell too. It automates a task that is repetitive for a human.
SpamBots: Spambots are bots that spreads content and advertising links all over the internet. Like those that post comments on blogs and forums. These spam bots also collect email addresses, phone numbers, etc
Hacker Bots: Bots that will browse the internet looking for systems with vulnerabilties, that can then be exploited by hackers to access and manipulate the victims files and folders.
Spybots: Collects data and information from a person (like surfing habits), website or company. Marketing firms or rival company may purchase this information.
Downloader Bots: A malicious bot that interferes with a user’s internet connection by automatically downloading entire web pages.
Website Scraper Bots: Website scraper bots reprint content from all over the internet without permission from the copyright owner.
Copyright Bots: On the other hand, copyright bots search the internet for copied or plagiarized materials in the hopes of getting monetary compensation from the guilty party/parties.