CAPTCHA

E310467

A CAPTCHA is an automated challenge–response test used on websites to distinguish human users from bots, typically by requiring tasks that are easy for people but hard for machines.

All labels observed (12)

How this entity was disambiguated

Statements (66)

Predicate Object
instanceOf Turing test ⓘ
challenge–response test ⓘ
security mechanism ⓘ
abbreviationFor Completely Automated Public Turing test to tell Computers and Humans Apart ⓘ
aimsTo protect APIs from abuse ⓘ
protect comment sections ⓘ
protect login pages ⓘ
protect registration pages ⓘ
protect search endpoints ⓘ
reduce automated form submissions ⓘ
appliesTo mobile applications ⓘ
online forms ⓘ
websites ⓘ
characteristic automatically graded ⓘ
easy for humans ⓘ
hard for automated programs ⓘ
presented before granting access or submission ⓘ
domain web security ⓘ
evolvedInto behavioral analysis challenges ⓘ
risk-based CAPTCHA systems ⓘ
fullForm Completely Automated Public Turing test to tell Computers and Humans Apart ⓘ
goal ensure that a request originates from a human user ⓘ
increase cost of automated attacks ⓘ
hasIssue accessibility challenges for visually impaired users ⓘ
can be solved by advanced machine learning ⓘ
may be outsourced to human-solving farms ⓘ
usability friction for legitimate users ⓘ
hasType 3D CAPTCHA ⓘ
audio CAPTCHA ⓘ
audio-visual CAPTCHA ⓘ
behavioral CAPTCHA ⓘ
checkbox CAPTCHA ⓘ
gamified CAPTCHA ⓘ
honeypot CAPTCHA ⓘ
image-based CAPTCHA ⓘ
invisible CAPTCHA ⓘ
logic puzzle CAPTCHA ⓘ
math CAPTCHA ⓘ
risk-based CAPTCHA ⓘ
slider CAPTCHA ⓘ
text-based CAPTCHA ⓘ
time-based CAPTCHA ⓘ
video CAPTCHA ⓘ
implementedBy JavaScript on web pages ⓘ
server-side validation ⓘ
relatedTo application security ⓘ
bot detection ⓘ
human–computer interaction ⓘ
rate limiting ⓘ
spam prevention ⓘ
web authentication ⓘ
requires client interaction ⓘ
server-side verification ⓘ
typicalTask checking a box to confirm not being a robot ⓘ
dragging a slider to complete a pattern ⓘ
identifying objects in images ⓘ
recognizing distorted text ⓘ
selecting images that match a description ⓘ
solving simple arithmetic problems ⓘ
transcribing spoken characters or words ⓘ
usedFor distinguishing humans from automated bots ⓘ
mitigating spam ⓘ
preventing automated abuse of online services ⓘ
preventing automated account creation ⓘ
preventing credential stuffing ⓘ
rate limiting automated requests ⓘ

How these facts were elicited

Referenced by (14)

Full triples — surface form annotated when it differs from this entity's canonical label.

Turing test → relatedConcept → CAPTCHA ⓘ
Cloudflare → product → Cloudflare Turnstile ⓘ
linked to: CAPTCHA
Visual Turing test → relatedTo → CAPTCHA ⓘ
SafetyNet APIs → includesComponent → SafetyNet reCAPTCHA API ⓘ
linked to: CAPTCHA
ConfirmEdit → providesFeature → SimpleCaptcha ⓘ
linked to: CAPTCHA
ConfirmEdit → providesFeature → FancyCaptcha ⓘ
linked to: CAPTCHA
ConfirmEdit → providesFeature → ReCaptchaNoCaptcha ⓘ
linked to: CAPTCHA
ConfirmEdit → providesFeature → QuestyCaptcha ⓘ
linked to: CAPTCHA
ConfirmEdit → supportsIntegrationWith → Google reCAPTCHA ⓘ
linked to: CAPTCHA
ConfirmEdit → supportsIntegrationWith → hCaptcha ⓘ
linked to: CAPTCHA
Google’s global edge network → supportsService → reCAPTCHA Enterprise ⓘ
linked to: CAPTCHA