reason is that, in ASP. NET 1.1, when the ValidateRequest property on the @Page directive is opened, it is checked to determine that the user is not sending potentially dangerous HTML markup in the query string, Cookie, or form field. If this condition is detected, an exception is thrown and the request is aborted. This property is turned on by default, and you can be protected without any action. If you want to allow HTML tags to pass, you must actively disable this property.What is request va
Sometimes, we want to protect from the security point of view, to prevent malicious attacks by hackers. We will hide the server information, for example, generally we will find such as the following information.I'm using CentOS (Fedora, rhel as well)sudoOther systems (Ubuntu, Debian)sudoWe can add two lines of information to this file.//隐藏Apache版本号信息ServerTokens Prod//第一条命令尽管不会在页面上直接显示。但在response的头部还会包括。所以加上此条。And then restart the network$ sudo service apache2 restart (DebianUbuntuorLinuxMint)$
To view the SELinux status:1,/usr/sbin/sestatus-v # #如果SELinux The status parameter is enabled is turned onSELinux status:enabled2. Getenforce # #也可以用这个命令检查To turn off SELinux:1, temporarily shut down (do not restart the machine):Setenforce 0 # #设置SELinux become permissive mode# #setenforce 1 set SELinux to become enforcing mode2. Modify the configuration file to restart the machine:Modify the/etc/selinux/c
Turn off the action Association for Ctrl+alt+del Auto RestartThis operation must be done, or there is an accident really is not even cry, Linux this really pit dad, do not login, directly press Ctrl+alt+del can restart the server? The important thing is that in the production environment Windows many times need Ctrl+alt+del wake up, if accidentally pressed, hahaha haha ah ha! Congratulations ~Everyone famil
SELinux (security-enhanced Linux) is a mandatory access control in Linux, which enhances system security, but can be a lot of trouble if set up poorly.To view the SELinux status:1,/usr/sbin/sestatus-vSELinux status:enabled2, GetenforceTo turn off SELinux:1. Temporary closure:Setenforce 0 offSetenforce 1 Open2, permanent modification, modify the configuration file needs to restart the machine:Modify the/etc
Redhat uses SELinux to enhance security and shuts down by:1. Permanent effectModify the Selinux= "" in the/etc/selinux/config file to Disabled, and then restart.2. Immediate effectSetenforce 0The way to turn off the firewall is:1. Permanent entry into forceOpen: Chkconfig iptables onOFF: Chkconfig iptables off2. Immediate effect, failure after rebootOpen: Service iptables startClose: Service iptables stopIt
How to turn off the desktop accelerator of Jinshan poison PA
Close method One:
Find the accelerator ball Small icon on the desktop directly, then right-click on it, and then pop up a menu and click No longer to show the accelerator, as shown in the following figure:
Jinshan Poison PA
At this time can see there is a "move to the edge of the desktop automatically hidden" option, in fact, this funct
To view the SELinux status:1,/usr/sbin/sestatus-v # #如果SELinux The status parameter is enabled is turned onSELinux status:enabled2. Getenforce # #也可以用这个命令检查To turn off SELinux:1, temporarily shut down (do not restart the machine):Setenforce 0 # #设置SELinux become permissive mode# #setenforce 1 set SELinux to become enforcing mode2. Modify the configuration file to restart the machine:Modify the/etc/selinux/c
Sometimes the Web site will be very slow to open, we have to troubleshoot the problem, we need to use the ping command, but Windows Server 2008 firewall is turned off by default for pingWe can use the following methods to turn on pingOpen Firewall-Advanced Security:Select File and Printer Sharing (Echo request-icmpv4-in)Select Enable:Remember to turn it
Win7 System How to turn off IE upgrade IE11 browser tips?
To turn off the IE11 update prompt:
1, press Win+r to open the operation, input regedit return to open Registry Editor;
2, expand the following registry location:
Hkey_local_machinesoftwaremicrosoftinternet Explorermainfeaturecontrol
By default, Win 8 will turn on the UAC feature, install software, run some files will be weak out of the warning window, and each time you click "OK" ignore the warning content, it is better to completely turn off UAC function!
The full name of UAC is the user Account Control, which is the username Controls feature that allows UAC to help prevent malware and spy
Under normal circumstances, if the system has a driver to install, then the boot will automatically scan, and then install the drive. But sometimes there is no drive to install, or you do not know the driver is not always installed. But in the process of using the computer, you do not feel where the problem occurs. This is when you want to turn off the Windows7 Automatic scan installation drive.
1
Access
Today to set up a good IP company, no matter how it is not on the Internet, once again opened local found that the default gateway automatically disappeared, CMD under the input ipconfig after the phenomenon is as follows:
Physical Address ............. : 00-22-64-55-76-8fDHCP enabled ........... : NoAutomatic configuration Enabled ..........: isAutomatic configuration IPv4 Address .......:169.254.1.193(preferred)Subnet Mask ............:255.255.0.0IPV4 address ............:10.63.10.123(copy)Sub
In Windows, the new technology of UAC was introduced from Windows Vista, and UAC (user Account Control, Chinese, which controls users) is a new technology developed by Microsoft to improve system security. It requires the user to provide a confirmation dialog box window that allows the user to validate before executing the action that might affect the operation of the computer or the settings that affect other users. UAC can help prevent malicious software and spyware from being installed on you
System protection features are available in every version of our Windows system, the previous w764-bit flagship download system, even if the upgrade to the WIN8 system, WIN10 system, this system protection function is still there, this is a security feature of our Windows system, It's very practical. System protection is the ability to create and save the information about the computer system files and settings on a regular basis, for the user, we can set it to
How to turn off the screensaver of win7 computer?
1. First, we click on the Start menu, or press the Windows icon button on the keyboard, you can open the Computer shortcut menu, we in the search box below the menu to enter the Power options and click Enter.
2. In the window of the pop-up control Panel, let's click on the "choose to turn
Today's tutorial is mainly about the latest Win7 system to download and install the system, in the use of the process how to turn on or off our firewall diagram This feature of the graphics and text detailed tutorial, firewall is our usual more important tool, it is our computer an umbrella, we sometimes still need to set, Today we'll talk about how to close or open it.
1, the first step we need to open th
360 Secure routing Default in the context of networking, will automatically update the firmware version, if we need to keep the factory version, to avoid when there is a new version, is automatically upgraded, how to operate it? The following small series describes in detail the 360 secure route shutdown Automatic Upgrade update system method.
360 Secure routing How to turn off automatic Update upgr
Under normal circumstances, if the system has a driver to install, then the boot will automatically scan, and then install the drive. But sometimes there is no drive to install, or you do not know the driver is not always installed. But in the process of using the computer, you do not feel where the problem occurs. This is when you want to turn off the Windows7 Automatic scan installation drive.
1
Access
Firewalls protect our computers from hackers on the web, and the firewalls in the Windows7 system are powerful enough to keep our computers safe from harm. But in all kinds of careless operation or download anti-virus software sometimes shut down or open the system from the firewall, then how do we open or close it?
Method/Step
Click the Start menu to open the Control Panel option.
Locate the Windows Firewall option in Control Panel, and click Open.
In the bounce out
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