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Questions tagged [captcha]

For questions about the CAPTCHA used on Stack Exchange sites to verify that you're a person and not a spam-bot.

194
votes
7answers
5k views

I am not a robot!

Some days ago, the spam protection was turned up a notch. Unfortunately, it overshot the target by far. Now, as soon as I make two edits in close succession (which happens often – I’m sloppy), I am ...
119
votes
6answers
22k views

The reCAPTCHA has become too difficult for humans to solve

The reCAPTCHAs have suddenly become almost illegible. I regularly have to change it four or five times before I find one I can read. I am tempted to just enter the known word (an easy guess), and ...
109
votes
16answers
7k views

Impossible Captcha with non-keyboard characters

Am I a human? Yes. Can I type phi off the top of my head? No.
63
votes
1answer
2k views

Stack Overflow knows I am a robot and greets me in robot language

Because of a slightly flakey connection, I think I was just prompted to prove I am a human when trying to post an answer. However, although the dialog box popped up and the rest of the page was ...
55
votes
1answer
2k views

Please use the new reCaptcha on the human verification dialog

I posted a question this morning and got this beauty of a Captcha: Can you read that? Go ahead, get your glasses. Still no? We can fix this: Google announced a new reCaptcha API that is captcha-...
43
votes
3answers
3k views

Human verification page not loading in China

I was trying to post a question on Stackoverflow but got redirected to the Human Verification page. The problem is that the CAPTCHA never loads here in China, it just times out after 4 minutes. ...
42
votes
1answer
8k views

reCaptcha v1 is shutting down on March 31, but SEDE still uses it

According to this post, I thought the new recaptcha API was used network-wide. Though today, when going to SEDE (which for whatever reasons never recognized me automatically), I got this message ...
39
votes
1answer
2k views

How often do CAPTCHAs appear? [duplicate]

Really just looking for honest answers from fellow users for this one. How often do you get CAPTCHAs, and what were you doing when it appeared? Some future scripts I'm working on may attempt ...
35
votes
4answers
884 views

Increase captcha threshold for post editing

It's a very common behavior to refine answers several times after submitting them. Most of the time, the refinement is just adding and removing several characters or words. You might notice some other ...
33
votes
1answer
271 views

Are captchas necessary for established users?

Currently, even high-reputation users, community moderators and (as far as I've heard) SE employees are confronted by captchas when they perfom actions in quick succession. That has become a ...
31
votes
0answers
235 views

Add captcha to anonymous edits

I reached 1k rep on Chess.SE, now I can review suggested edits, and I see anonymous edits from unregistered users, all bots and spammers. I know that you are not willing to turn off the anonymous ...
29
votes
5answers
1k views

Please stop asking me a captcha with over 500 reputation. I am human

I wonder how it is possible that Stack Overflow is still asking me to solve an unreadable CAPTCHA before I can post a question when I have more than five accounts on Stack Exchange, and I have more ...
28
votes
1answer
332 views

Increase captcha threshold for post editing for 5k users

The captcha threshold has been reduced already: Some reductions in CAPTCHA throttle thresholds, if you have > 10k rep: for edits -- reduced by two-thirds for post submission times -- ...
26
votes
2answers
692 views

Don't ask for “human verification” when I'm already logged in to another Stack Exchange site

The "Are you human" verification is required when performing certain actions on a Stack Exchange site we're not logged in to, such as performing a search. Are you a human being? We ...
25
votes
0answers
1k views

CAPTCHAs are intermittently blocking CDN content

I get HTTP errors for various resources, and no styles or scripts are applied, which effectively makes the whole site unusable. Meta does seem to be working fine, though. Edit: Here's a log from ...
24
votes
3answers
563 views

Why is Captcha for higher rep users even necessary?

If the reputation score is actual reputation, it seems like having a high reputation would be enough to prove you are human. Why do I need to keep proving it? I could see captcha appearing if my ...
24
votes
1answer
62k views

“Images with street signs” CAPTCHA impossible to solve

I just got challenged (over on English Language) by the new "Mark all images with street signs" CAPTCHA. I must have tried a dozen times to solve it by checking all images that had street signs, but ...
23
votes
0answers
138 views

Bad robot! I just logged in, I didn't create the post in 0.35 seconds!

Problem The robot dialogue (captcha) presents itself if you Compose a post on a site you haven't logged into without submitting the post Log in Submit the post (it's already filled out since Stack ...
22
votes
0answers
153 views

Add captcha threshold information to privileges page

Related: Increase captcha threshold for post editing Related: Increase captcha threshold for post editing for 5k users The captcha often gets to me when I'm editing a lot of posts in rapid ...
20
votes
1answer
714 views

Are there some tips to skip the human check?

I'm blind, and I'm Italian too, and yesterday I tried 20 times (more or less) to pass the "human check" to post a question. And what was the result? NOTHING! So my question is: are there some tips to ...
20
votes
0answers
450 views

Please provide a mobile-optimized captcha page

When working with the mobile version of one of the mobile sites, my connection got really slow, and (I think this is what) caused Apple.SE to show me a captcha. I'm okay with that, but I'd like to ...
19
votes
3answers
1k views

Fix the captcha to prevent bots from damaging content and annoying everyone

Don't get me wrong, my motives for this post are entirely altruistic. I enjoy StackOverflow and I want the system to be improved. I do not like your captcha. I like reCaptcha, but I also like ...
19
votes
2answers
590 views

Human verification appears too much in the way when reorganizing [duplicate]

Possible Duplicate: Increase captcha threshold for post editing Make human verification appear less often in frequent editions for users with a certain rep. Human verification appears every time ...
19
votes
1answer
498 views

Please alter the robot detection system to do the smart thing and recognize when a user has recently and repeatedly passed such tests

I have a lot of technical questions to ask Stack Overflow, so when I start posting and editing and commenting, Stack Overflow throws up a captcha for every little action. This is not appropriate, ...
18
votes
2answers
3k views

Captcha on AREA 51 is too hard for a human to solve [duplicate]

Possible Duplicate: Today’s Captcha — wtf? Look at this Captcha I just got. Can someone turn down the difficulty of these..
16
votes
6answers
1k views

Can you please make the captcha easier for humans?

Hello, I am human, not a bot. Sometimes it is very hard for me to answer those captcha questions. Can you please use some other kind of question which would not require me to recognize letters? ...
16
votes
2answers
2k views

Please revisit the CAPTCHA & China issue

Back in 2012 when China first blocked all Google services, thereby preventing non-VPN users from proving their non-roboticness, someone quickly opened this thread on Meta: Human verification page not ...
16
votes
1answer
1k views

I am unable to solve the reCAPTCHA

I seem to be unable to pass the Turing test: I get this when I want to do a search on Ask Ubuntu. Can you guess what this says? Neither can I. It's very, very difficult to read. In the last week, I ...
15
votes
1answer
306 views

Why am I being redirected to a captcha when I am just searching?

I searched https://cs.stackexchange.com/ for "Halting problem" and got redirected to a captcha. I'm not even modifying anything, just searching. What is prompting this?
14
votes
1answer
11k views

Please complete the security check to access blog.stackoverflow.com

I just clicked the sidebar link to the blog and got a big warning without much explanation. This is happening for anything directed to the http://blog.stackoverflow.com The title of the page is ...
14
votes
2answers
167 views

Page not found when signing up for StackOverflow using sound Captcha

I was registering for a stack overflow account and encountered a problem. I was using a sound captcha. No account was created when I submitted the form, but I was able to (obviously) create an ...
14
votes
2answers
340 views

Stop displaying the CAPTCHA if you take too long to edit

I can understand being forced to pass the CAPTCHA test if you post too quickly, but I can see no reason for it if you post too slowly? So what if I take 15 minutes composing my question or answer? ...
13
votes
3answers
388 views

Why is there a TextBox instead of a Button in Data Explorer's Captcha?

I was trying to run a query in Data Explorer without logging in (I didn't notice that I am not logged in). When I click on Run Query button, I got a Captcha to avoid spam queries. But what I found ...
13
votes
2answers
237 views

Please tone the captchas back down

In the past few days (I can't remember when this started, I think around 2011-10-20 give or take a couple of days), I've had far more captchas than usual. I'm getting more than one a day, when until ...
13
votes
0answers
74 views

Brackets around tags disappear from search after captcha

I clicked a tag from a user profile on a site where I don't have an account. The address was: https://bitcoin.stackexchange.com/search?q=user:2306+[transactions] It then took me to the "nocaptcha" ...
12
votes
1answer
231 views

sstatic.net SSL certificate is for an incorrect domain

Noticing that the "Human Verification" image did not show, I found that the src, https://sstatic.net/stackoverflow/img/captcha-conchords-robots.jpg, shows that sstatic.net is giving an SSL vertificate ...
12
votes
2answers
5k views

Why am I getting captcha more often?

I see an increased quantity of "are you a bot" captcha. What can I do to reduce the quantity of these? I use Google Chrome on iOS. I have "save bandwidth" turned off. (This feature uses a caching ...
12
votes
1answer
405 views

Frequent human verification

I'm getting frequent human verification screen when posting answers. It seem to be due to the new (?) draft feature. Could you please have a look into it? P.S. funnily enough, I just got human ...
12
votes
0answers
173 views

Please use another captcha than reCaptcha [duplicate]

ReCaptcha gets worse and worse. Often I need to solve 12 image puzzles before ReCaptcha acknowledges me as a human. There are a lot of nice CAPTCHA solutions are out there, most self-hosted (which ...
11
votes
2answers
6k views

CAPTCHA not displaying on “Human verification”

I'm not able to answer a question on Stack Overflow because the Human Verification page is showing up but without any CAPTCHA. I found many questions relating this but without a solution that worked ...
11
votes
1answer
318 views

Human verification [duplicate]

Possible Duplicate: How many times is SO going to ask if I am human? I appreciate why we have human verification and think it is a good thing, but I am confused as to why I get it so often. 3 ...
11
votes
1answer
171 views

Validate input BEFORE running captcha - not after [duplicate]

Possible Duplicate: Show required tags when asking a question on Meta Steps to reproduce: Formulate a question Insert a few valid tags, but not one of the required ones Click "Post Your Question"...
11
votes
0answers
143 views

CAPTCHA alternatives for dyslexic and dysgraphic users?

If a CAPTCHA system must be included, can it be ensured those of us with dyslexia & dysgraphia have alternative login authentications? Both the audio and character based CAPTCHAs defeat me. When ...
11
votes
0answers
72 views

I am getting impossible captcha when trying to answer a question [duplicate]

I tried to answer this SO question and i keep getting impossible captcha like I can't see anything. Pls I am not a bot or script but this captchas I have been getting after refreshing are quite ...
11
votes
1answer
3k views

Captcha is impossible to solve, worse than anytime before [duplicate]

After pasting the answer from clipboard, I was welcomed with captcha to prove I'm a human. It wasn't as easy as I thought: Not correct words? Are you kidding? It seems people have some problems ...
10
votes
10answers
593 views

Can we get a more awesome captcha image for Area 51?

On Area 51 I finally hit a captcha and was instantly depressed. It's the same as the Stack Overflow captcha :( Can we please get something more specific and awesome for Area 51, hopefully falling in ...
10
votes
2answers
574 views

Captcha is missing in Data Explorer when connected over HTTPS

When I tried to run How many upvotes do I have for each tag?, I got the below screen: The captcha is missing! I tried in other browsers too. Update: From @Oded's comments, I changed to HTTP and it ...
10
votes
4answers
749 views

Do the captcha words get more difficult over time?

I read every page on the website, but it doesn't say anything about what I want to know, except this, which is peripherally related: Our service also includes IP address filtering and detection. If ...
10
votes
1answer
241 views

Don't force HTTPS on the signup page until the CAPTCHA can be loaded under HTTPS

When trying to sign up for an account on Meta, https://meta.stackoverflow.com/users/signup is forcibly redirected to https://meta.stackoverflow.com/users/signup The CAPTCHA fails to load under HTTPS, ...
10
votes
1answer
140 views

Testing that you are not a robot

I am always coming onto this website and posting to peoples answers but half the time I have to do a test to make sure I am not a robot. And with my slow internet it takes a long time. How can I ...