Sometimes do you want to know what happened on your host or server-who accessed it? In fact, Windows 2000 provides us with a very useful function: security review function. Security audit records several security-related events in the form of logs.
The/etc/motd is messageoftoday. The content of the/etc/motd file is displayed on the user's terminal each time the user logs on. The system administrator can edit system activity messages in files. For example, the Administrator notifies the user of
Question: I still want to finish this question for a long time. I am not satisfied with the modification of several versions. Today, I will try again, write out what you know as much as possible. learning requires continuous summarization and
This article is translated from NLP. IIS is a web server application created by Microsoft using the Microsoft windows function extension module. It is the third most popular server in the world. Vulnerability description: The vulnerability team
FTP is the first thing INTERNET enthusiasts are familiar with. It facilitates file sharing (cross-platform access), but the security of ftp transmitted in plain text has become a big problem. This article focuses on the security of ftp from four
It was discovered today that ~ /. Mysql_history stores all commands executed after the user accesses mysql. Example: [xxx @ localhost ~] $ Cat ~ /. Mysql_historyuse mysqlselect * from user; update user set host = '%' where user = 'root'; update user
After CentOS is installed, many people directly install the lnmp one-key package or yumapache to install the environment, ignoring some of the simplest basic security settings, although many people say that linux is more secure than windows, do not
As a popular Web server, IIS occupies a large proportion in today's Internet environment, and most asp and asp.net websites run on it. Therefore, it attracted the attention of countless hackers. At present, the attack technology against IIS is very
In the remote terminal (338920.mstsc.exe) and virtual desktop, you can capture the password. Generally, when you run this program on a remote terminal, the following message is displayed: the storage space is insufficient and the command cannot be
Objectives:
192.168.1.13
First nmap scan target: nmap-sT-A-P0 192.168.1.13
PORT STATE SERVICE VERSION
22/Tcp open sshOpenSSH4.7p1 Debian 8ubuntu1. 2 (protocol 2.0)
80/Tcp open httpApache httpd 2.2.8(Ubuntu)PHP/5.2.4-2ubuntu5.6 with Suhosin-Patch)
...
Method 1:
First, restrict the logon ip address (or, if you need to log on locally, check the last logon ip address)
Vim/etc/hosts. allow
InputSshd: 114.80.100.159: allow
Vim/etc/hosts. deny
Input (indicating that all ip addresses except the ones
The release of Windows Server 2012 has brought many new features, including Hyper-V vswitches. Similar to other vswitches, a VM can be connected to a physical Nic. The core feature of Windows Server 2012 is the scalability of switches, allowing
In Windows, image hijacking can redirect specific programs to custom programs without replacing or setting file associations. Use NotePad2 to replace the built-in notepad and import the following registry: for Windows Registry Editor Version 5.00
For collecting MJJ forwarding, please note: the tool required by the Shadow technology team (www.anying.org): BT5 openoffice notepad Note: This article is translated by Google. If so, please spray Google, I have no relationship with my wool at all.
Most of the time I got the shell, and then I couldn't execute a simple command in the course or Shell! It indicates that the permission is very dead or is forbidden by management! Here, NC has rebounded SHELL back to local to raise privilege! Let's
Through our Malware Protection Cloud (MPC), we detected a brand new Java zero-day vulnerability that was used to attack multiple customers. specifically, we observed successful exploitation against browsers that have Java v1.6 Update 41 and Java v1.7
Recently I am working on FPGA. The topic is the IP core of the Ethernet controller. We can embed a powerful backdoor in this scenario. If you know how Ethernet works, you can understand more. Ethernet protocol requirements. First, the network card
A design vulnerability exists in the stored-value card of the kangji water vending machine. The encrypted sector is simple, and the stored-value amount is clearly indicated. It is easy to tamper with without a reconciliation mechanism.According to
First: 1. the server has enabled the terminal port (the terminal port may not be 3389 and can be queried by itself. the sticky key function of the server is lossless, as long as it can be popped up normally. the server has not disabled registry
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