Use the Heartbleed vulnerability to hijack user logon sessions

The Heartbleed problem is actually worse than it can be seen now (it seems to be broken now ). Heartbleed (CVE-2014-0160) is an OpenSSL vulnerability that allows any remote user to dump some of the server's memory. Yes, it's really bad. It is worth

Apple Mac OS X Local Security Restriction Bypass Vulnerability (CVE-2014-1322)

Release date:Updated on: Affected Systems:Apple Mac OS XDescription:--------------------------------------------------------------------------------Bugtraq id: 67023CVE (CAN) ID: CVE-2014-1322 OS x (formerly Mac OS X) is the latest version of Apple'

How to Use chroot to ensure the security of open-source system services

1Main functionsIn earlier UNIX systems, the root directory was a fixed point in the file system. In the current UNIX variants, including Linux, you can define the root directory based on each process. The chroot utility allows you to run a process

Computer Virus features

Computer viruses generally have the following features:1. computer Virus procedural (executable) computer viruses, like other legal programs, are executable programs, but they are not a complete program, but parasitic on other executable programs,

How can Trojans survive? Introduction to the universal trojan detection and removal method

Many cainiao who do not know much about security will be helpless after the computer becomes a Trojan. Although many new anti-virus software versions on the market can automatically clear most of the Trojans, they cannot prevent new Trojans.

Root User security management policies and practices in Linux, Part 1: Permission overview and Security Access

LinuxRoot User (Root) Permission OverviewRoot is a super administrator user account in Linux and Unix systems. This account has the supreme power of the entire system and can operate on all objects. Therefore, many hackers intrude into the system,

About sandbox cube in the new trend of Intranet Security

Sandbox), also known as Sandbox, is one of the most widely used technologies in the information security field in recent years. Google Chrome and MS Office2010 all use sandbox technology to improve their security. In the current IT field, Sandbox

Centos uses socks5 proxy for SSH Secure Login

If you log on to the server remotely, there may be some security issues, so you may use some method to improve the security of logon, such:1. Establish a vpn connection channel. vpn transmission is encrypted and secure. Recommended for use. For more

10 suggestions for ensuring the security of Centos Apache Web Servers

If you are a system administrator, follow the 10 suggestions below to ensure the security of the Apacheweb server.1. disable unnecessary modules If you plan to compile and install apache in source code, you should disable the following modules. If

Script virus analysis and manual processing methods disguised as desktop. ini

Desktop. ini is a special configuration file that defines folder-related information. It is created by the system by default and exists in a folder and has system and hidden attributes. The virus demonstrated in this article is actually a vbs script

Implement Linux Network Firewall

As a mechanism to enforce access control between networks or systems, firewall is an important means to ensure network security. You can customize different firewall systems based on different requirements and application environments. The firewall

Remote control over SSH in Linux

The network is under attack, which is often caused by the Telnet service provided by the server. Indeed, for UNIX systems, to remotely manage them, you must use a remote terminal. To use a remote terminal, you must start the Telnet service on the

Windows 7 System Security Guard (3)

The perfect combination of Windows 7 and IE 9 makes the Internet more secure IE 9It is a new-generation browser of Microsoft. It works perfectly with Windows 7. It improves the JavaScript engine and supports hardware acceleration to display webpages

How does Nagios 3.0 monitor Linux servers?

NagiosThe process of monitoring a Linux server is as follows: Client Configuration: User Creation: Useradd nagios can modify the shell of this account in/etc/password to/sbin/nologin) Passwd nagios Install plug-ins: tar zxvf nagios-plugins-1.4.1

Protect Ubuntu Desktop: block Linux malware

Recently, we have been talking about the usage of Ubuntu Dash and other different features, but all of them ignore the security. It does not mean that there is no Ubuntu SECURITY Article, but that security is not emphasized as the mainstream. In

How to Protect Mac computers in Enterprises

If you have consulted with computer security experts, you may think that they seem a bit paranoid about security issues, but this is not a good thing. Paranoia is an important part of effective security protection. On the contrary, the lack of

Improper security measures: Millions of Adobe passwords stolen

Researchers revealed that Adobe had confirmed that millions of passwords had been stolen in the October data breach, which were initially not saved as the best example in the industry. The password encryption method is easily cracked. In a statement

How to Use dm-crypt to build an encrypted file system (EFS)

Compared with other methods for creating an encrypted file system, the dm-crypt system has unparalleled advantages: it is faster and easier to use. In addition, it is widely used and can run on a variety of Block devices, even if these devices use

Barracuda: parallel security and storage

I changed my logo, IPO, improved product packaging, and took office as a new CEO. In 2013, barracuda went through many changes. As a cloud security and storage solution vendor, barracuda has a wide range of products: security, anti-spam products,

Analysis of Web application client Trojan Horse war scenario (1)

Bkjia.com exclusive Article] Today, let's talk about the Client Security story of Web applications. This story describes how attackers can launch attacks from the Web application client. This is a very simple but chilling tactic: The reason it is

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