SlideShare a Scribd company logo
CAPTCHA
1. Ce este un CAPTCHA 2. Cum se implementeaza 3. Tipuri de atacuri 4. Noi tehnologii Vom discuta despre
1. Ce este un CAPTCHA? ,[object Object],[object Object],[object Object]
Când este necesar? ,[object Object],[object Object],[object Object]
 
Un CAPTCHA bun ,[object Object],[object Object]
2. Cum se implementeaza ,[object Object],[object Object]
Generarea codului ,[object Object],[object Object],[object Object],[object Object]
Generarea imaginii ,[object Object],[object Object],[object Object]
 
Implementare practica!
Sursa pozei poate fi orice
 
3. Tipuri de atacuri ,[object Object],[object Object]
Strategii generale ,[object Object],[object Object],[object Object],[object Object]
Atacuri asupra algoritmului ,[object Object],[object Object],[object Object]
Abordarea manuala ,[object Object],[object Object],[object Object],Informatii pe blog
4. Noi tehnologii Sursa: http://xkcd.com/233/
CAPTCHA audio / video ,[object Object],[object Object],[object Object],[object Object],Avantaj sau dezavantaj?
SQ-PIX ,[object Object],[object Object]
ESP-PIX ,[object Object],[object Object]
Intrebari?

More Related Content

Viewers also liked

les marocains du monde!!!
les marocains du monde!!!les marocains du monde!!!
les marocains du monde!!!Wassima Boujrad
 
Coalville urban
Coalville urbanCoalville urban
Coalville urban
Smartgo Leicester
 
20 reato di omicidio stradale in arrivo riflessometro
20   reato di omicidio stradale in arrivo riflessometro20   reato di omicidio stradale in arrivo riflessometro
20 reato di omicidio stradale in arrivo riflessometroGiorgio Marcon
 
Social Buying Meets Social Selling: How Trusted Networks Improve the Purchase...
Social Buying Meets Social Selling: How Trusted Networks Improve the Purchase...Social Buying Meets Social Selling: How Trusted Networks Improve the Purchase...
Social Buying Meets Social Selling: How Trusted Networks Improve the Purchase...
Jill Sida
 
Pobreza
PobrezaPobreza
Pobreza
Ar Kroly
 
Najaar 2011 verpleegkundig vizier william van aalst
Najaar 2011 verpleegkundig vizier william van aalstNajaar 2011 verpleegkundig vizier william van aalst
Najaar 2011 verpleegkundig vizier william van aalst
Radboud universitair medisch centrum
 
Love Your Business 21st March 2013
Love Your Business 21st March 2013Love Your Business 21st March 2013
Love Your Business 21st March 2013
Leigh Ashton
 
Faith
FaithFaith
Faith
tmacyj
 
Mister softee
Mister softeeMister softee
Mister softee
RobynOrlowski
 
Los dientes
Los dientesLos dientes
Bsc brochure 20122013_blu_nuova
Bsc brochure 20122013_blu_nuovaBsc brochure 20122013_blu_nuova
Bsc brochure 20122013_blu_nuovaEdoardo Accivile
 
Types of eeconomies
Types of eeconomiesTypes of eeconomies
Types of eeconomies
Ainee Memon
 
Adaptasjonsteori - til læreren
Adaptasjonsteori - til lærerenAdaptasjonsteori - til læreren
Adaptasjonsteori - til læreren
Valkyrien
 
64 metodologie controllo-ingegneri_architetti_geometri
64   metodologie controllo-ingegneri_architetti_geometri64   metodologie controllo-ingegneri_architetti_geometri
64 metodologie controllo-ingegneri_architetti_geometrihttp://www.studioingvolpi.it
 
Investing in foreclosed property
Investing in foreclosed property Investing in foreclosed property
Investing in foreclosed property
Hina Navin Freelance Journalist/Designer - Dubai
 

Viewers also liked (15)

les marocains du monde!!!
les marocains du monde!!!les marocains du monde!!!
les marocains du monde!!!
 
Coalville urban
Coalville urbanCoalville urban
Coalville urban
 
20 reato di omicidio stradale in arrivo riflessometro
20   reato di omicidio stradale in arrivo riflessometro20   reato di omicidio stradale in arrivo riflessometro
20 reato di omicidio stradale in arrivo riflessometro
 
Social Buying Meets Social Selling: How Trusted Networks Improve the Purchase...
Social Buying Meets Social Selling: How Trusted Networks Improve the Purchase...Social Buying Meets Social Selling: How Trusted Networks Improve the Purchase...
Social Buying Meets Social Selling: How Trusted Networks Improve the Purchase...
 
Pobreza
PobrezaPobreza
Pobreza
 
Najaar 2011 verpleegkundig vizier william van aalst
Najaar 2011 verpleegkundig vizier william van aalstNajaar 2011 verpleegkundig vizier william van aalst
Najaar 2011 verpleegkundig vizier william van aalst
 
Love Your Business 21st March 2013
Love Your Business 21st March 2013Love Your Business 21st March 2013
Love Your Business 21st March 2013
 
Faith
FaithFaith
Faith
 
Mister softee
Mister softeeMister softee
Mister softee
 
Los dientes
Los dientesLos dientes
Los dientes
 
Bsc brochure 20122013_blu_nuova
Bsc brochure 20122013_blu_nuovaBsc brochure 20122013_blu_nuova
Bsc brochure 20122013_blu_nuova
 
Types of eeconomies
Types of eeconomiesTypes of eeconomies
Types of eeconomies
 
Adaptasjonsteori - til læreren
Adaptasjonsteori - til lærerenAdaptasjonsteori - til læreren
Adaptasjonsteori - til læreren
 
64 metodologie controllo-ingegneri_architetti_geometri
64   metodologie controllo-ingegneri_architetti_geometri64   metodologie controllo-ingegneri_architetti_geometri
64 metodologie controllo-ingegneri_architetti_geometri
 
Investing in foreclosed property
Investing in foreclosed property Investing in foreclosed property
Investing in foreclosed property
 

Similar to Captcha

Studiu de caz : Captcha
Studiu de caz : CaptchaStudiu de caz : Captcha
Studiu de caz : Captcha
razvanmilea
 
Captcha
CaptchaCaptcha
Captcha
CaptchaCaptcha
White Hat Hacking #2
White Hat Hacking #2White Hat Hacking #2
White Hat Hacking #2
Tudor Damian
 

Similar to Captcha (6)

Captcha slideshare
Captcha slideshareCaptcha slideshare
Captcha slideshare
 
Studiu de caz : Captcha
Studiu de caz : CaptchaStudiu de caz : Captcha
Studiu de caz : Captcha
 
Captcha
CaptchaCaptcha
Captcha
 
Captcha
CaptchaCaptcha
Captcha
 
White Hat Hacking #2
White Hat Hacking #2White Hat Hacking #2
White Hat Hacking #2
 
Captcha
CaptchaCaptcha
Captcha
 

Captcha