1, the problem: Vsftp Login Error "Oops:cannot change directory:/home/*******"
Solve:
A, first check the issue of permissions;B
FTP Server connection failed, error message:
Oops:cannot Change directory:/home/*******
Oops:child died
After the above error occurs, the following methods are used to add two FTP accounts and assign the exclusive FTP account directory:
network more secure and reliable.
Home Network Security Settings 1. Modify the user name and password (do not use the default user name and password)
Generally, a home wireless network accesses an external network through a wireless router or repeater. Generally, these routers or repeater equipment manufacturers provide a management page tool to help users set u
Please find these files in C disk, and the security settings only the specific administrator has full operation rights.
The following files allow only Administrators access
Net.exe,net1.exet,cmd.exe,tftp.exe,netstat.exe,regedit.exe,at.exe,attrib.exe.cacls.exe,format.com
5. Delete the c:/inetpub directory, delete the unnecessary mapping of IIS, create a trap account, change the description.
Iv. installation of firewall and antivirus software
The
With the wide-band speed of the operators, wireless has become the first choice for family networking. People really feel: wireless is really good! and manufacturers in the wireless router settings also try to be human, to help uncle aunt can easily set up a home wireless network, but a mention of how to make the home wireless network more secure? Many aunt again made difficult, think the
Catalog0 . Introduction 1 . Modify the SSH port 2 . Disable root remote SSH login 3 . Use only SSH v2 4 . Restrict SSH access for users 5 . Disable the. rhosts file 6 . Disabling host-based authentication 7 8. Linux SSH Configuration baseline check0. IntroductionAbout Enterprise IT system construction security issues at any time will not become an outdated topic, enterprises in the construction of their ow
password)
A typical home wireless network accesses an external network by means of a wireless router or repeater. Typically, these routers or repeater device manufacturers provide a Management page tool to establish a wireless network for users to set up these devices. This page tool can be used to set the device's network address and account information. To ensure that only the device owner can use the Admin page tool, the device usually has a
How should we set up wireless networks in the home environment? How can we protect our security more effectively with the increasingly mature wireless network technology?
Nowadays, most households access the Internet by setting up wireless networks. However, many people know that many network security problems are hidden behind this trend. In principle, wireless
With the wide-band speed of the operators, wireless has become the first choice for family networking. People really feel: wireless is really good! and manufacturers in the wireless router settings also try to be human, to help uncle aunt can easily set up a home wireless network, but a mention of how to make the home wireless network more secure? Many aunt again made difficult, think the
Wireless networks have become the first choice for home networking as broadband bandwidth increases by carriers. The common people really feel that wireless is really good! In addition, various manufacturers also try their best to make the wireless router settings human, to help Uncle and aunt easily set up the home wireless network, but once mentioned how to make the h
rhosts file before receiving the login request. This is usually necessary because novices often set their own directories and files to anyone with write access#MaxAuthTries 6 (This enabled, indicates the maximum number of authentications allowed)#MaxSessions 10 (This enables the maximum number of session connections that are allowed to be established)#KeyRegenerationInterval 3600 (sets the number of seconds after which the server's key is automatical
Previous post: Spring Security 4 integrated Hibernate bcrypt password encryption (with source)
Original address: http://websystique.com/spring-security/spring-security-4-remember-me-example-with-hibernate/
"Related translated articles in this series, click on Spring Security 4" in category
This tutorial will show you
security startup in the after, you can avoid this problem, if not write @order (2) There is no fault without the tube.
2. Configure permissions
@Configuration @EnableWebSecurity @ComponentScan ("com.chuanzhi.workspace.service.impl.*") public class Websecurityconfig extends websecurityconfigureradapter{@Autowired private Userdetailservice Userdetailservic E
If Userdetailservice is not scanned, add the above @componentscan @Override protected
A brief introduction of Shiro framework
The Apache Shiro is a Java security framework designed to simplify authentication and authorization. Shiro can be used in both Javase and Java EE projects. It is mainly used to deal with identity authentication, authorization, enterprise session management and encryption. The specific function points of Shiro are as follows:
(1) Identity authentication/login, verify
/pw_dictThere is no need to add. pwd after pw_dict, because the default is to bring[Email protected] ~]# passwd testChanging password for user test.New Password:/usr/share/cracklib/pw_dict.pwd.pwd:no such file or directory
Parameter meaning:Number of attempts: 5Minimum different characters: 3Minimum password Length: 10Minimum capital letters: 1Minimum lowercase letters: 3Minimum number: 3Password Dictionary:/usr/share/cracklib/pw_dictThis is set up, you can do the test, but you need to exit
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.