Mail Server Authentication

I. Mail is the primary breakthrough in cyber attacks E-mail security protection experience summary. As the main communication tool of the enterprise (especially the traditional and large enterprises), the mail is increasingly critical. At the same time, security issues are increasingly prominent. Due to the lack of authentication and security authentication mechanisms, e-mail protocols are inherently anti-tracing and cost-effective. Mail has become the main approach to telecom fraud and ransomware attacks. At present, the public generally believes that email security is phishing. In fact, the field of email security is very wide. This article is based on the knowledge of work and shares with you in many dimensions. ...

Sample configuration: Auth_http localhost:9000/cgi-bin/nginxauth.cgi; Auth_http_timeout 5; Directive auth_http Syntax: auth_http URL Default value: No use field: Mail, server for authentication set URL to Extended http17853.html "> Class Server. Reached protocol please check the Pop3_auth directive in the mail core module ...

E-Mail is one of the most popular applications on the Internet. Like a postman distributing traditional mail, e-mail is asynchronous, meaning that people send and read emails at their convenience, without having to collaborate with others beforehand. Unlike traditional messages, e-mail is fast, easy to distribute, and inexpensive. 　　In addition, modern e-mail messages can contain hyperlinks, HTML-formatted text, images, sounds, and even video data. HTTP://WWW.ALIYUN.COM/ZIXUN/AGGREGATION/12 ...

Intermediary transaction SEO diagnosis Taobao guest owners buy Cloud host technology Hall believe that for the education Network and 169 of the network users, proxy server is again familiar. Having a good agent not only can access most of the resources on the Internet, but also can sometimes improve the speed of the network, save us a lot of money. So what is a proxy server, what is the benefit of it, how do we use it? Here we will explain: first, what is a proxy server? Agent server (proxy server), from whose name ...

Certification (authentication) means that the user must provide proof of who he is, an employee, an agent of an organization, a software process (such as a stock trading system or a software process for a Web ordering system). The standard method of authentication is to figure out who he is, what characteristics he has, and what he knows to identify his things. For example, the system stores his fingerprints, and when he accesses the network, he must provide his fingerprints on an electronic fingerprint connected to the network (which prevents him from using fake fingerprints or other electronic information spoofing systems) and allows him to access the system only if the fingerprint matches. More ...

This module provides TLS support for POP3/IMAP/SMTP. Configuration is essentially the same as an HTTP SSL module, but does not support prosecutorial client certificates. Directive SSL syntax: SSL on | Off default: SSL off uses fields: Mail, server for this http://www.aliyun.com/zixun/aggregation/14840.html > virtual host to enable SSL. Ssl_cer ...

For small and medium-sized enterprises or the company's internal network as well as the Internet, through the Wingate agent to achieve access to the Internet, is an economic and practical program. Wingate's current popular version is WinGate5.0.1, which is divided into simple and professional editions (its free trial version can be downloaded from Internet sites: http://www.wingate.com.cn, etc.). This article will use the most extensive WinGate5.0.1 Professional edition, talk about its configuration and the use of some of the skills in the process. WinGate ...

The intermediary transaction SEO diagnoses Taobao guest Cloud host technology Hall in the website marketing promotion various ways, e-mail promotion can be regarded as one of the indispensable methods, especially in E-commerce sites appear more important, the author will be from the mail marketing concept, mail marketing skills, mail marketing attention to the three aspects of how to make e-mail for 　　   　　The Electric Dealer website adds the wing which helps to fly. e-mail Marketing concept: e-mail marketing is defined as the user prior permission of the premise, through the electricity ...

Intermediary transaction SEO diagnosis Taobao guest Cloud host Technology Hall today we'll take a look at how to create a useful and powerful form that is created using the most popular technology HTML5 and CSS3 today, and can be validated by HTML5. View preview The first step: Planning the form function first, we have to plan for our form what function, in what form performance. In this example, we make a simpler message form. The required functions are as follows: Name ...

The goal of this note is to show you how to make Basic settings for the postfixhttp://www.aliyun.com/zixun/aggregation/12489.html "> Mail Server" in an enterprise environment. The main purpose of this note is to teach you the basic configuration of the Postfix mail server so that it has IMAP and POP3 functions. However, you cannot learn in this note to integrate advanced features like virus filtering and spam filtering in the Postfix mail server ...