Skip to Main Content Area
CPS-VO
Contact Support
Browse
Calendar
Announcements
Repositories
Groups
Search
Search for Content
Search for a Group
Search for People
Search for a Project
Tagcloud
› Go to login screen
Not a member?
Click here to register!
Forgot username or password?
Cyber-Physical Systems Virtual Organization
Read-only archive of site from September 29, 2023.
CPS-VO
CAPTCHA categories
biblio
A Survey of Research on CAPTCHA Designing and Breaking Techniques
Submitted by grigby1 on Fri, 09/11/2020 - 11:43am
CAPTCHA
text-based
Speech recognition
image-based
image segmentation
Completely Automated Public Turing Test to Tell Computers and Humans Apart
CAPTCHA designing techniques
CAPTCHA categories
CAPTCHA breaking techniques
audio/video based
attack methods
security of data
captchas
usability
security mechanism
Google
computer science
composability
Human behavior
pubcrawl
security
