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What is email CAPTCHA?
CAPTCHA stands for the Completely Automated Public Turing test to tell Computers and Humans Apart. CAPTCHAs are tools you can use to differentiate between real users and automated users, such as bots.
Why did Google send me a CAPTCHA?
Google explains that a CAPTCHA can be triggered by automated processes sometimes caused by worms, proxy search traffic going through infected computers or DSL routers, or from some SEO ranking tools. But you may also want to scan your computer for viruses and malware.
Do you need email confirmation?
If you intend on sending mail for any reason, it’s really a good idea to confirm the email address. If you don’t confirm the users email then you risk: sending email to somebody that doesn’t want it.
How do I add Captcha verification?
To add CAPTCHA support:
- Create reCaptcha account or login to the existing account.
- Register a new site and add your site domain to the list of domains.
- Follow the “client-side integration” instructions as specified in the reCaptcha dashboard.
Is it safe to use reCAPTCHA for email verification?
However, email verification and recaptcha have had great impact for me in the past when fighting spam accounts/reviews. While it can be bypassed, many spammers don’t know how and/or don’t bother. So, while it is not “secure”, it is still effective. P.S.
Which is the best type of CAPTCHA to use?
However, a determined spammer will simply outsource image based CAPTCHA solving to 3rd world countries, or get unsuspecting users to solve them via phishing attacks. The best type of CAPTCHA is one the user never sees.
Is there a way to break CAPTCHA service?
Similarly, captcha is easily broken (not even using humans). For instance, the hacker group DC949 recently released stiltwalker, which can reliably bypass recaptcha and many other popular captcha services. As is often the rule in security, if someone is determined enough, they can break in.