verification, the operation is as follows:
[email protected] ~]# rpm-va....l ... c/etc/pam.d/system-auths.5 ... c/etc/security/limits.confs.5....t c/etc/sysctl.confs.5....t/etc/sgml/docbook-simple.cats.5....t c/etc/login.defss.5 .... . c/etc/openldap/ldap.confs.5....t c/etc/sudoers
6. Re-install the system Recovery dataIn many cases, the compromised system is no longer trusted, so the best way to do this is to back up the data on the server
Solving method
Is there any way to get your server to escape the search in the online state? Installing and setting up firewalls is certainly the best way to solve the problem. If you do not have a firewall installed, creating a security policy that prohibits all computers from pinging native IP addresses can achieve the same function. The specific creation process is as follows (for example, in Windows 20
We will continue our in-depth discussion of how to deploy IPSec NAP health policy, the example network, and the main steps to make NAP and IPSec policy work--How to install and configure a Network policy server, health registration authorization management, and a subordinate CA.
How to install and configure a Network
You can also run the input gpedit.msc into the computer configuration →windows settings → security settings → local Policy
Security Policy Automatic Update command: Gpupdate/force (Apply Group Policy automatically does not need to be restarted)
Start Menu-> Administration Tools-> Local Security Policy
A, local
Server security Settings
1, the system disk and site placement disk must be set to NTFS format, easy to set permissions.
2, the system disk and site placement disk in addition to administrators and system user rights are removed.
3, enable Windows with a firewall, only to retain useful ports, such as remote and Web, FTP (3389, 80, 21), and so on, there are mail server to open 25 and 130 ports.
4
Improve system security by optimizing set Group Policy, renaming the system's default administrator, user renaming, and creating trap accounts.
Next, we have modified the remote connection port, we have been able to reject a part of the attack, but these settings are far from enough. In the following security, you must ensure that your server software has been fully configured, and can be used normally, ot
Installing Network policy servers, health registration authorization management, and attached CAs
The Install role service makes WIN2008SRV1 a NAP health policy server, NAP execution server, and NAP CA server.
Perform the following steps on the WIN2008SRV1:
1, in
So how do you avoid these workstations bringing a variety of potential security threats to the server system, which can have a very large impact on the server system? To do this, we are able to secure the server system by setting the network policy of the Windows Server 2008
Restricting external scan behavior through firewall policy
Please according to your server operating system, download the corresponding script to run, after running your firewall policy will ban the behavior of the external contract, to ensure that your host will not appear malicious contract, for you to do follow-up data backup operations to provide enough time
As you can see, policy Management contains three nodes: policies, conditions, and aspects.Aspect is the object that the policy applies to, including: Server, table, trigger, view, stored procedure ... These aspects are all system-defined, and are only for viewing and cannot be changed. Double-click a specific facet to view the properties of that facet, which can
To configure a subordinate CA on a network policy server
A subordinate CA must be configured to issue certificates automatically when a NAP client that meets NAP policy requirements sends a certificate request. By default, a stand-alone CA must be approved by the Administrator prior to issuing a certificate, and we do not want to waste time waiting for admin app
--IP security Policy for server security (lists only the ports or protocols that need to be masked or blocked)
Protocol IP Protocol Port source Address Destination Address description method
ICMP------ICMP blocking
UDP 135 Any IP address my IP address 135-udp block
UDP 136 Any IP address my IP address 136-udp block
UDP 137 Any IP address my IP address 137-udp block
UDP 138 Any IP address my IP address 138
3389IP Log path is C:\WINDOWS\PDPLOG\RDPlog.txt
Program code
Copy Code code as follows:
MD C:\WINDOWS\PDPLOG
echo date/t ^>^>rdplog.txt >>c:\windows\pdplog\pdplog.cmd
echo time/t ^>^>rdplog.txt >>c:\windows\pdplog\pdplog.cmd
echo Netstat-n-P TCP ^| Find ": 3389" ^>^>rdplog.txt >>c:\windows\pdplog\pdplog.cmd
echo Start Explorer >>c:\windows\pdplog\pdplog.cmd
:: Add users each time to enter the Remote Desktop automatically record the use of IP, can be used to find the hacker tr
Document directory
Content of this task
Apply Local Policies to all users other than Administrators
Restore the original local policy
The information in this article applies:
Applicable
Content of this task
Summary
Apply Local Policies to all users other than Administrators
Restore the original local policy
Summary
This article describes how to apply a local
TechNet library Windows ServerWindows Server R2 und Windows Server 2008 provides Windows Server content by category for Windows Server R2 Content-installed Windows Server R2 products help network policy and Access services network
In my usual use of Windows Server 2008, sometimes you need to change the password, but the server 2008 password policy is very strict, so it is not completely in accordance with their own intentions to modify the password, so I would like to be able to change the password policy. After the Internet search, the answer i
SQL Server 2008 lowers the management workload of the data platform by introducing scalable policy-based management capabilities. The most notable of these is the declarative Management Framework (DMF), which provides a strategic management, but this name has been enabled and is now the name of policy-based management (Policy
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