captcha definition | Captcha Definition & Meaning

Keyword	CPC	PCC	Volume	Score	Length of keyword
captcha definition	1.34	0.6	3079	7	18
captcha	1.02	0.6	7709	19	7
definition	1.25	0.6	9089	84	10

Keyword	CPC	PCC	Volume	Score
captcha definition	1.31	0.6	9157	16
captcha definition and history	1.64	0.7	5688	14
captcha definition and benefits	0.21	0.6	6305	52
captcha definition and challenges	0.14	0.1	4650	15
captcha definition and alternatives	1.18	0.6	3321	79
captcha definition and applications	0.54	0.5	5172	48
captcha definition computer	1.99	0.6	6866	52
captcha definition and examples	1.01	0.4	8219	75
captcha definition and design	0.63	0.6	4592	24
captcha definition and purpose	1.74	0.4	6486	5
captcha definition and security	1.01	0.7	7289	84
captcha definition and types	0.42	0.1	8912	33
invalid captcha definition	1.59	0.6	6481	11

Search Results related to captcha definition on Search Engine

Captcha Definition & Meaning - Merriam-Webster
merriam-webster.com

https://www.merriam-webster.com/dictionary/captcha

WebThe meaning of CAPTCHA is a test to prevent spamming software from accessing a website by requiring visitors to the site to solve a simple puzzle (typically by reading and transcribing a series of numbers or letters from a distorted image) in order to gain access. How to use captcha in a sentence.

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CAPTCHA - Wikipedia
wikipedia.org

https://en.wikipedia.org/wiki/Captcha

WebA CAPTCHA ( / ˈkæp.tʃə / KAP-chə) is a type of challenge–response test used in computing to determine whether the user is human in order to deter bot attacks and spam. [1] The term was coined in 2003 by Luis von Ahn, Manuel Blum, Nicholas J. Hopper, and John Langford. [2]

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What is CAPTCHA? | IBM
ibm.com

https://www.ibm.com/topics/captcha

WebCAPTCHA stands for "completely automated public Turing test* to tell computers and humans apart." It refers to various authentication methods that validate users as humans, not bots, by presenting a challenge that is simple for humans but difficult for machines.

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How CAPTCHAs work | What does CAPTCHA mean? | Cloudflare
cloudflare.com

https://www.cloudflare.com/learning/bots/how-captchas-work/

WebWhat is a CAPTCHA? A CAPTCHA test is designed to determine if an online user is really a human and not a bot. CAPTCHA is an acronym that stands for "Completely Automated Public Turing test to tell Computers and Humans Apart." Users often encounter CAPTCHA and reCAPTCHA tests on the Internet.

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What Is CAPTCHA? Meaning, Definition, Types & Uses | Fortinet
fortinet.com

https://www.fortinet.com/resources/cyberglossary/captcha

WebCAPTCHA (Completely Automated Public Turing Test To Tell Computers and Humans Apart) is a system designed to differentiate between human visitors to a website and robotic agents. Administrators can validate incoming users with CAPTCHAs and websites can identify whether a user is real or malicious.

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CAPTCHA Definition & Meaning | Dictionary.com
dictionary.com

https://www.dictionary.com/browse/captcha

WebCAPTCHA definition: an online test designed so that humans but not computers are able to pass it, used as a security measure and usually involving a visual-perception task. See examples of CAPTCHA used in a sentence.

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How Does CAPTCHA Work to Improve Web Security? - TechTarget
techtarget.com

https://www.techtarget.com/searchsecurity/definition/CAPTCHA

WebA CAPTCHA is a type of challenge-response system designed to differentiate humans from robotic computer programs. CAPTCHAs are used as security checks to deter spammers and hackers from using forms on web pages to insert malicious or frivolous code. How does CAPTCHA work?

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CAPTCHA | English meaning - Cambridge Dictionary
cambridge.org

https://dictionary.cambridge.org/dictionary/english/captcha

WebA captcha is a challenge-response test frequently used by internet services in order to verify that the user is actually a human rather than a computer program.

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CAPTCHA | definition in the Cambridge English Dictionary
cambridge.org

https://dictionary.cambridge.org/us/dictionary/english/captcha

Weba system that is used to make sure that a human being, not a machine, is using a computer. The person may be asked to type in a series of letters or numbers, or to …

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What Are CAPTCHAs? - Dictionary.com
dictionary.com

https://www.dictionary.com/e/captcha/

WebOct 11, 2011 · A CAPTCHA is actually an inverted Turing test whereby a machine tests to see if you are human or not, but the core principle remains. As technology has evolved (including the sophistication of malicious threats), CAPTCHAs have become increasingly sophisticated, incorporating images.

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