What is a data center?
A data center houses many networked computers that work together to process, store, and share data. What is a data center? A data center houses many networked computers that work…
Barriers to Entry: Understanding What Limits Competition
What Are Barriers to Entry? Barriers to entry is an economics and business term describing factors that can prevent or impede newcomers into a market or industry sector limiting competition.…
CDN SSL/TLS | CDN security
What are the security risks to a CDN? Like all networks exposed to the Internet, CDNs must guard against on-path attacks, data breaches, and attempts to overwhelm the network of…
What is a web crawler? | How web spiders work
A web crawler, or spider, is a bot typically operated by search engines like Google and Bing. Their purpose is to index the content of websites all across the Internet…
How CAPTCHAs work | What does CAPTCHA mean?
CAPTCHAs and reCAPTCHAs determine if a user is a bot. While these tests can help stop malicious bot activity, they are far from foolproof. What is a CAPTCHA? A CAPTCHA…
What is a spam bot? | How spam comments and spam messages spread
A spam bot is a computer program that helps to spread spam across the Internet. Spam bots often scrape contact information, create fake user accounts, or operate stolen social media…
Infrastructure: Definition, Meaning, and Examples
What Is Infrastructure? Infrastructure is defined as the basic physical systems of a business, region, or nation and often involves the production of public goods or production processes. Examples of…
What is a reverse proxy? | Proxy servers explained
A reverse proxy protects web servers from attacks and can provide performance and reliability benefits. Learn more about forward and reverse proxies. What is a proxy server? A forward proxy,…
Sample robots.txt
# .__________________________. # | .___________________. |==| # | | ................. | | | # | | ::[ Dear robot ]: | | | # | | ::::[ be nice ]::…
What is click fraud? | How click bots work
Click fraud fakes clicks target pay-per-click ads, boosting webpage search rankings or artificially inflating the popularity of a post. Click bots are often responsible for click fraud. What is click…