Wrote a PHP random quiz verification Code, security personally think it is good.
wangking717 wrote
Security features One:
1. The generated content is not the final result, but a question-and-answer system that requires users to respond to the problem, with a more rigorous safety factor than traditional verification
Now the URL is mostly in the form of/xx/xx, compared to what is the advantage of xx=xxxx=xx?
Like, pagenum=1userid=1 compared to/PAGENUM/1/USERID/1.
Reply content:
Now the URL is mostly in the form of/xx/xx, compared to what is
In the legend, ico can be replaced without changing the changes. In my personal opinion, what doesn't work in the short term is not as good as the legitimacy of ICO.First, what is the blockchain promotion slogan? Decentralization!Sto stands for security token offer.That
What is the scope of the ini_set, putenv, and other functions? is it global or limited to this website? The official website shows that the changes made to these two functions are valid during script execution.
However, this modification is effective for the website or globally. If it
Reply content:The petals are node. js.
The heap of sugar is python.
If the following two counts, the
Mushroom Street and Beauty is said to be PHP.
In addition, Python is used for Pinterest.
For startups,. NET looks a good alternative. Community applications, I have not yet the tide to node. js, PHP is still the most re
I maintain a complete test environment, including two DC, two SQL, three SharePoint 2007, two SharePoint 2010, SharePoint 2003, FAST for SharePoint, Exchange, Win 7, one for Windows XP. all are virtual machines supported by Hyper-V.
Once, one of my VMS completely broke down and could not be repaired, so I killed the system and added it with a clean image. after the domain is successfully added, the domain administrator cannot log on to the machine af
Spring security 3. Some people say four tables are useful:
User, role, authority, and Resource)
Add three intermediate tables: user-role, role-permission, and permission-resource.
A user obtains a role, permissions through the role, and resources through permissions.
Resources are generally URL and action methods.
I am wondering why I cannot use three tables: users, roles, and resources. And two intermediate tables, user-role, role-resour
When a warehouse is opened and food is stored: What are the two problems that Delphi has encountered when executing commands on the command line? Delphi/Windows SDK/API
Http://www.delphi2007.net/DelphiAPI/html/delphi_20061120203959190.html
1: How to wait until the command is executed and then execute the following stat
WIN7 successfully, recovery method" and are referenced from the 360 security community ):
① When the White Circle under the Win10 blue window Logo is turned around, it takes 5 seconds, and then press the power button forcibly until the notebook is shut down.② Restart the computer and repeat the previous step two or three times until the recovery page appears.
③
For more information about this section, see. NET and C # advanced programming (version 4).
1. Understand Delegation
We know that a callback function is actually a pointer to a method call, that is, a function pointer. In. net, the function pointer concept is implemented in delegate mode .. The main reason for using delegation in. NET
Botnets generally refers to a large illegal network of desktops or laptops infected with malware. They are often used to attack other devices on the network or send a large amount of spam. Recently, researchers Terry Zink found evidence that Android devices began to use Yahoo Mail to send spam.
Terry accidentally found that a typical spam email from Yahoo Mail Server contains the following information string:
Message-ID:
In addition,"Sent from Yahoo! Mail on Android.
Terry inferred that all
(a) What is the IE Temp folder?
The IE temporary folder (Temporary Internet Files) is a temporary repository for browsing and using network resources.
(b) Where is the temporary folder for IE?
The location of the IE Temp folder is under the c:documents and settings[us
What is the Tbsecsvc.exe process?
Tbsecsvc.exe is not actually a virus. It is a process of Taobao, such as we can see by digital signature Taobao, so as long as you installed Taobao products will have this process, such as Ali Wangwang, thousand cows, such as software will have this tbsecsvc.exe process of the emergen
. networked applications are more complex than stand-alone applications. Writing network programs faces two challenges. One is the inherent challenge, that is, no matter how small the service is, it will face
A) how to select appropriate communication mechanisms and protocols and apply them effectively;
B) how to design network services to use computer resources
access files through shared folders on the network. Security is much higher than accessing folders or files under the FAT32 file system. In addition, in Win 2000 in NTFS format, an audit policy can be applied to audit folders, files, and Active Directory objects, and audit results are recorded in the security log, which allows you to see which groups or users ar
modified?$ Header = new SoapHeader ("https://myurl.svc", "Authentication", array ('username' => $ UserName, 'password' => $ Password), false );$ Client->__ setSoapHeaders (array ($ header ));
Your statement is correct, as long as the parameter is correct
Confirm that the values of username and password are correct. However, there are spaces and characters such as: 'In username. do you have to handle them
So, what is a cloud fortress machine?
Generally speaking, the operation of the fortress host is a powerful defense and security audit capabilities of the server. Based on the concept of springboard, as a security audit monitoring point in the internal and external network,
Physical layer: The lowest level of abstraction that describes how data is actually stored. The physical layer describes the complex underlying data structures in detail and is what the database vendors that develop the DBMS should study.
Logical layer: An abstraction that is slightly higher than the physical level, d
I believe that the computer will know that there is a firewall function, then what is the firewall? What does it do? Today we will unveil the mystery of the firewall.
Firewalls are usually used for the following purposes: restricting access to the internal network, filtering out unsafe services and illegal
Very depressing thing, recently Conime.exe seems to be booming again, as early as in 2005, there are many people asked Conime.exe is what process, is the virus?
1.conime.exe is not necessarily a virus, conime.exe is an input method editor, allowing users to enter complex
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