I. 0.0.0.0
Strictly speaking, 0.0.0.0 is no longer a real IP address. It represents a set of unknown hosts and destination networks. The "unclear" here means that no specific entries in the local route table indicate how to arrive. For the local
Hannu CarI, a professor at Helsinki Polytechnic University, believes that the global Internet system is likely to crash within two years if it cannot immediately curb the rapid increase in viruses and spam.Cary pointed out that viruses and spam are
Bkbll (bkbll # cnhonker.net) http://www.cnhonker.com
Note: This is just a temporary note.
1. Origin of VulnerabilitiesOn bugtraq, someone released an exploit for IE iframe. The method is very clever and can be basically used for 2 K IE6. The Ox is
How can Backdoor programs be hidden?
Question: Is the backdoor program a program? Does it have executable program connectivity ??
Naturally, the answer is yes. The port opened by the backdoor is actually opened by the trojan program on the machine,
I divided the entire defense solution into two parts: defense against the vulnerability solution of the ms SQL server service itself, and prevention of SQL Injection script attacks.
1) defense against Microsoft SQL SERVER Vulnerabilities
① Use the
From: Microsoft China
Michael HowardSecure Windows Initiative
Abstract: Michael Howard raised the security vulnerability of integer operations and elaborated on the security plan that can be used to protect his own applications.
Many years ago,
Hackers often use CGI scripts to attack a website, but the effect is quite good. If a website is cracked, the information in the website will be displayed at a Glance. For websites with important information, this will be devastating.
Asp has been
The following describes how to detect hacker intrusion when there is no intrusion detection system. Hacker intrusion features generally come from the following four aspects. If a hacker intrude into the system, you can find the intrusion traces in
Riusksks blog
Recently, in exploit-db, another method is proposed to bypass both safeseh and SEHOP:SEH all-at-once attack: http://www.exploit-db.com/exploits/15184/
The following is my personal understanding. I do not know if it is correct. If it is
Today, a friend in the group said how to delete the information about himself in the log. I answered with yesterday's replacement. Later I heard that it was a windows system log. It was very old, and the memory was very vague, so it was baidu and
Affected Versions:Linux kernel 2.6.0-2.6.37
Vulnerability description:
Linux Kernel is the Kernel used by open source Linux.
A security vulnerability exists in the Linux Kernel address restriction over-control function. A local attacker can
Text/GraphWhen I first saw an announcement on this vulnerability on the internet, I heard a constant debate in my ears because it was a vulnerability that has been prevalent for nearly a year, who discovered the vulnerability, and whether the
SC is a service management tool provided by Microsoft, but it is rarely used. Here we only extract a few special usage, so that we can obtain the required information during the Web security test.
Reprinted, please specify the dedicated-Wait
5. Threat modeling process
Ø system internal subsystem analysis: system analysis needs to be segmented step by step. Different subsystems within the system may have different permission mechanisms, and the specific subsystems accessed by users may
Database security has always been a nightmare for database administrators. The loss of database data and the intrusion of illegal database users make the database administrators physically and mentally exhausted. This article puts forward some
For general users, they only care about the convenience brought by wireless networks, but do not pay much attention to security. This makes it easy for some "people with confidence" to get in, in fact, intrusion into wireless networks does not
The browser has different urlencode policies when processing user-initiated requests, resulting in XSS vulnerabilities in some scenarios. I recently learned that chuangyu's Web vulnerability scanner has found many cross-site websites of this type.
Author: Inking
Today, I saw this article "Flash-encapsulated network horse" by black brother. It's boring to go on a business trip ~
Sometimes, in the company, there is a need to decrypt these network horses (ps: What black brother says is "finally
Another method for PS2 keyboard Protection
By Mixmix # ph4nt0m.org to ensure the security of the user's account and password, a variety of security controls and password-safe products are everywhere, and many keyboard protection methods are derived.
The Apache server is there and unix/linux is there, which is enough to show the excellent performance and market share of Apache in the WEB Server field.In today's Internet environment, web services have become an essential business for companies.
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