technical analysis for dummies

Technical Analysis on 360 Communication record Encryption Inspired by David Auerbach [1], we analyzed the 360 address book and found some very interesting security issues. Here we will talk about its transmission encryption problems. 360 the address book can be downloaded from Qihoo's official website [2]. This application provides spam SMS recognition, incoming call number recognition, and other function

360 released technical analysis and repair solutions for "1. 21 national DNS faults" At around 03:10 P.M. on January 26, January 21, the root server of general top-level domains in China suddenly experienced an exception. A large number of website domain names were hijacked to the IP address 65.49.2.178, resulting in resolution failures on about 2/3 of the national website DNS servers, tens of millions of

Use IP Address Spoofing to break through firewall deep technical analysis General access control is mainly set in the firewall to develop some security policies: for example, the resources of the internal LAN are not allowed to be used by users on the external network; the area is not protected (also known as the non-military zone) it can be an internal or external LAN, where resources allow users of the

For most businesses in the Ethernet network, the operator cannot fully control the client device or media physically. Operators must logically control users or devices to operate and manage broadband services. This control process is mainly achieved through authentication and authorization of users and user devices. Analysis of Ethernet user access authentication technical requirements Due to the increasin

VXLAN Technical Analysis-(1) VXLAN Brief introductionVxlan Brief IntroductionThe vxlan,virtual extensible LAN, as the name implies, is an extended version of VLANs. Vxlan technology is primarily used to enhance the network's ability to expand in cloud computing environments.The Vxlan uses UDP packets to encapsulate the Ethernet message, which enables cross-IP data transmission with a UDP port number of 4789

mental health. If not adjusted in time, the consequences will really be very serious. Note: This article is only a personal view to ask some questions and do a simple analysis, the solution I will again in the text and exchange views. At the same time, I hope you can share your views and opinions after you have read them, and we will come together to ask questions and find a good way. Related articles Programmers are not good at communicating??? C

Multi-language website development: incomplete technical analysis Language is the main obstacle to information dissemination. Multi-language websites, as the name implies, provide information services to users in multiple languages (rather than in a single language), so that users in different languages can obtain the same content from the same website. Multilingual website implementation solution 1. Stati

Metadata is actually a description of the service endpoint, consisting of the address, binding (Binding), and contract (CONTRACT) classic ABC three elements. Readers who have read the WCF Technical Analysis (Volume 1) have a profound understanding of the nature of these three elements: the address determines the location of the service and implements the corresponding addressing mechanism; The contract desc

Technical Analysis of watch and clock Maintenance Management System (I) MVC Architecture Construction and Maintenance Management System mvcTechnical Analysis of watch and clock Maintenance Management System (I) MVC Architecture construction 1.1 New Project Step 1: Open the VS2010 interface, click the file in the upper left corner, click New, and select a project

Technical Analysis of Java deserialization Vulnerability1. Background of Java deserialization Vulnerability In short, serialization refers to the process of converting the object state to a format that can be kept or transmitted (bytestream ). In contrast to serialization, deserialization converts a stream (bytestream) to an object. These two processes can be combined to easily store and transmit data.1.1 J

After so long, continue writing. This article is a supplement of the previous Article: analysis of some technical points of crawlers. This article mainly discusses the last two questions:How to process extracted URLs. 3. How to Deal with the extracted URL (crawling Policy )? The crawling policy refers to the order in which crawlers crawl down from the seed URL. The following are several typical crawli

3_spring Cloud Technical Analysis-Spring cloud Sleuth More Dry goodsDistributed Combat (dry) Spring Cloud Combat (dry) MyBatis Combat (dry) Spring boot Combat (dry) React Get started Combat (dry) build small and medium-sized Internet Enterprise Architecture (dry) Python Learning continuous update Elasticsearc H notes Pring Cloud Sleuth is implemented from the idea of Google's dapper paper, providing link

Keywords optimization of waterproof casing Waterproof casing keyword in Baidu optimization when it is not easy, this is a lot of SEO Optimizer's speech, why say so, because the waterproof casing belongs to the industry for a very strong commercial nature, a lot of competitive crowd, the corresponding keyword competition is particularly fierce, fierce return to fierce, facing an index of less than 300 of the key words, Optimization to the home page in addition to the time problem, is a

This paper analyzes the core technical points of Uber Athenax project. Overview The following section is excerpted from the official document of the project. Athenax is a streaming analysis platform that allows users to run SQL for large-scale, scalable streaming analysis. From Uber open source, with the expansion to hundreds of nodes to deal with daily Chi other

Key Technical Analysis of malicious fee deduction software: associated with chest Internet-related topics accounted for half of the 315 gala. One of the steps is to make the customer stand up, that is, download a ticket grabbing software, but the operator maliciously deducts dozens of fees. It's difficult to steal dozens of oceans from your wallet. However, what technology does hackers use to perform such a

Linux Kernel Technical Analysis [Date:] Source: Chinese software author: [Font: large, medium, and small] 　 I. kernel IntroductionKernel is the core of an operating system. It manages system processes, memory, device drivers, files, and network systems, and determines system performance and stability.An important feature of linux is its open source code. All kernel source programs can b

part of the business to be asynchronous, reduce system pressure. ]Answer: Hair Weibo itself this thing, need to go through a long chain of transactions, so we can interrupt the chain, it will be asynchronous, after receiving the Weibo push it into the MessageQueue, and then let its asynchronous update processing.Question: [v] under the pressure of high concurrent requests, how can the corresponding speed be guaranteed. ]Answer: A wide range of application caches, cache,memcached, and in-memory

address is related:MAC address and IP of the last 3 paragraphs are always the same, the first 3 of the MAC is always fixed, check the multicast IP address and MAC address is mapped, if the guess is right 数据发送 this point we found, and then think about how to receive it on the chip.Since it is stored in the MAC data, and in the sniffer should be able to see the MAC address, check the next 802.11 protocol, the frame head can see the MAC address, the data will be sniffer to the frame header resolut

, under the assumption of the internet security threat model, security control measures at the network boundary can be taken to ensure the security of the entire network. The threat model of Intranet security is more comprehensive and meticulous than the Internet security model. It assumes that any terminal, user, and network in the Intranet network is insecure and untrusted, threats may come from both the Internet and any node on the Intranet. Therefore, in the threat model of Intranet security

the verification code This file function is relatively simple, mainly pop up fake QQ exception box.For details, refer to the "account exception" dialog box, where the color Verification Code image is false: Figure 8 Comparison Between the QQ exception dialog box popped up by the virus and the normal dialog box Vi. Analysis of Technical Points 1. Release the fake System File msimg32.dll to the qq director