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First of all I have to admit that the focus on TESSERACT-OCR, is directed at the following this article gimmick go, 26 line groovy Code hack website Verification Codehttp://www.kellyrob99.com/blog/2010/03/14/breaking-weak-captcha-in-slightly-more-than-26-lines-of-groovy-code/Of course, after looking to know, originally
Use TESSERACT-OCR to hack website verification codeBlog Category:
Image recognition, machine learning, data mining
Groovyhpgoogleblog first I have to admit that attention to TESSERACT-OCR, is directed at the following this article gimmick to go, 26 line groovy Code hack website
algorithm does not do a detailed introduction, interested students, can Google study.?After the training is complete, we need to test it. It takes 15 minutes to finish.SummaryThe whole process looks simple:-Download the captcha image from the WordPress website using the plugin mentioned above-cut the picture into a small picture containing a single character-train the model with a neural network algorithm-predict the corresponding character of the new CAPTCHA imageHere is my test:CodeHttps://pa
At present, many websites require users to enter a verification code, although it is necessary security measures, but also with the resulting poor user experience.Recent project needs, cracked some entry-level verification code, here the process is recorded, as a learning beginning.Verification
12306 Verification code is also pretty hard, today I login to find the verification code and change, become similar to find your sister's figure game.So we have the following news.Has the strength to rob the ticket software needs to do the picture to the text fuzzy recognition, but we change a thought, has not ready-ma
PHP using the GD library to do verification Code, PHPGD Library Verification Code
Main points:
1. If Session_Start () is not stated earlier, it is necessary to declare;2, the font can be downloaded in the CMF input fonts to their own definition of the Fonts folder;3. $_session [$sess _name] can be compared by $_post
The Verification Code (CAPTCHA) is the abbreviation for "Completely Automated public Turing test to tell Computers and humans Apart" (fully automated computer-and human-Turing test), is a public automatic program that distinguishes whether a user is a computer or a person. Can prevent: Malicious hack password, brush tickets, forum irrigation, effectively prevent
Atitit. Crack intercept Bypass website mobile SMS Verification Code Way V2 Attilax Summary1. Verification Code of past life 11.1. First generation verification Code image Verification
Implementation of dynamic random verification code mechanism in PHPThe Verification Code (CAPTCHA) is the abbreviation for "Completely Automated public Turing test to tell Computers and humans Apart" (fully automated computer-and human-Turing test), is a public automatic program that distinguishes whether a user is a c
address: http://checkcode.taobao.com/auction/checkcode? Sessionid = 230bc9bc5e73ac5c7f49e6804a1e1d17
He did not write cookies to the client, but instead obtained the session for registration from the verification code side and saved it somewhere for verification at the time of submission.
We can also see that a small hack
This article mainly introduces the PHP production of dynamic random verification Code of the relevant information, the need for friends can refer to the following
The Verification Code (CAPTCHA) is the abbreviation for "Completely Automated public Turing test to tell Computers and humans Apart" (fully automated comput
Statement: The material used in this column is written by the VIP students of the Kay Academy, who has the right to be anonymous and has the final right to interpret the article; The Edith Academy is designed to promote students to learn from each other on the basis of public notes.Verification Code Introduction verification code (CAPTCHA) Yes The abbreviation fo
Verification CodeThe Verification Code (CAPTCHA) is the abbreviation for "Completely Automated public Turing test to tell Computers and humans Apart" (fully automated computer-and human-Turing test), is a public automatic program that distinguishes whether a user is a computer or a person. Can prevent: Malicious hack p
Verification code is a very interesting question, its purpose is to distinguish the input is a person or machine, the problem is essentially a Turing test (recommended film "Imitation Game"), the verification code is a simple and efficient verification method, by the profess
Preface
Verification code? Can I hack it too?
On the introduction of the verification code is not much to say, a variety of verification code in people's lives from time to time will
(input_file_name) cleanup(output_file_name) def main(): if len(sys.argv) == 2: filename = sys.argv[1] try: image = Image.open(filename) if len(image.split()) == 4: # In case we have 4 channels, lets discard the Alpha. # Kind of a hack, should fix in the future some time. r, g, b, a = image.split() image = Image.merge("RGB", (r, g, b)) except IOError: sys.stderr.write('ERROR: Could not open file "
Previously: This article refers to the content of the blogger last summer time to do, has not sunk his heart to write their own experience on paper, fortunately, this holiday leisure time more, thinking can write how much is how much, so there is this article.
Verification code? Can I hack it too?
On the introduction of the
Most people may not understand the verification code function, but almost every security website has it. Verification codes are used to prevent non-human operations. For example, if a hacker wants to hack a website, how can this problem be solved? The simplest idea is of course to cause network congestion until the sys
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