google captcha key

1. Introduction Sometimes we need to use verification code in the form submission to prevent flooding, bots and other malicious operations, about the verification code has a lot of open source Library to use, the current most used is the Google

Google has previously launched a more secure way to log in to Google accounts because of the frequent malicious attacks on Google's Gmail accounts and even the attacks on senior U.S. government officials, which are now open to global users.

Because Google's Gmail accounts are often malicious attacks, so the author suggested that all users with Gmail to open two-step verification, so that security can be guaranteed, two-step verification of the proposed use of the smartphone installed

Download Google's authentication module # wget https://google-authenticator. googlecode.com/files/libpam-google-authenticator-1.0-source.tar.bz2 Install dependent packages Yum-y install wget gcc make pam-devel libpng-devel

Article Walker link: http://www.cnblogs.com/rgbw/archive/2012/12/26/2834567.htmlVerification Code of yesterday, today and tomorrowWhy use a verification codeWithout a verification code, an attacker would use unwanted programs to automatically

Verification Code yesterday, today, and tomorrow Why use the verification code? Without a verification code, attackers can use harmful programs to automatically register a large number of Web Service accounts, and then attackers can use these

How to integrate GooglereCAPTCHA verification code in Laravel5 forms 1. Introduction Sometimes we need to use verification codes when submitting forms to prevent malicious operations such as irrigation and robots. There are many open-source

Next on the Java Verification Code production (above) to introduce you to the Java Verification Code related knowledge! Method Three: With the open source component Jcaptcha implementation, the use of the spring combination can produce multiple

In those years, we will explore the global protection of SQL Injection Bypass wide byte injection.0x01 background First, let's take a look at the wide byte injection. The wide byte injection is caused by the error set: set character_set_client = gbk

About Kaptcha Introduction, we do not say, online a bunch of information. Use Kaptcha to facilitate configuration:     captcha font     captcha font size      the font color of the code font     The scope of the contents of the Verification