https://share.google/vkkqgxNH67HNMlwzt

At its simplest, a **bot** (short for *robot*) is a software program designed to perform automated, repetitive tasks on a schedule or in response to specific triggers—much faster and at a far higher volume than a human could ever manage.
### Common Types of Bots
Bots make up a huge portion of internet traffic, serving both helpful and annoying (or harmful) purposes:

#### 1. Good & Helpful Bots


* **Search Engine Crawlers (Web Spiders):** Google and Bing use bots like *Googlebot* to scan, index, and organize web pages so they show up in search results.
* **Chatbots & Virtual Assistants:** AI models and automated messaging tools that help answer questions, handle customer support, or draft text.
* **Monitoring Bots:** Tools that constantly check if a website is online or functioning properly.
* **Data Feed Bots:** Programs that automatically sync weather updates, news feeds, or financial tickers.

#### 2. Malicious & Nuisance Bots

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* **Spambots:** Programs designed to harvest email addresses or flood contact forms and comment sections with spam advertisements.
* **Scraper Bots:** Programs that steal published text, images, or content from websites without permission.
* **Scalper / Ticket Bots:** Bots programed to buy up limited-availability event tickets or retail items the microsecond they go on sale.
* **Credential Stuffers:** Automated scripts trying thousands of stolen username/password combinations to breach user accounts.
* **Botnets:** Networks of thousands of infected computers or devices controlled by a central attacker to launch cyberattacks (like DDoS attacks).


### How Bots Work


“`
Input / Trigger  ──>  Algorithm / Logic  ──>  Automated Action
(e.g. Schedule,        (e.g. “If X happens,    (e.g. Send message,
User message)             do Y”)                 index page)

“`
1. **Trigger:** A bot receives an instruction—such as a timer going off, an incoming user message, or a web page loading.
2. **Logic Processing:** It processes the input using pre-set rules, scripts, or (in modern systems) machine learning models.
3. **Action:** It performs the task instantaneously, whether that’s submitting a web form, sending a message, or grabbing a piece of data.

For more info search for: Identifying bots from humans…

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