key Secret key(密钥):ues the same key to Encryption and decryption(symmetric-key)对称加密,需要绝对安全的空间来传递key Pulic kay(公钥):ues different key to Encryption and decryption (asymmetric-key)非对称加密 Caeser Cipher(凯撒密码) core:replace(替换思想) Cryptographic Hash(又是可爱的哈希)…

Internet History Internet Technologe Internet Secure…

Embodiments of the present invention address deficiencies of the art in respect to secure communications for multiple hosts in an address translation environment and provide a method, system and computer program product for IPsec SA management for mu…

Simple Mail Transfer Protocol (SMTP) Service Overview The Simple Mail Transfer Protocol (SMTP) service, a primary service included as part of IIS, performs the key functions and has the characteristics listed below: SMTP can be used to forward mail f…

问题描述 As more and more transactions between companies and people are being carried out electronically over the Internet, secure communications have become an important concern. The Internet Cryptographic Protocol Company (ICPC) specializes in secure b…

目录 Coursera-Note: Internet History, Technology and Secure 第一周 第二周 数据交换: Packet switching技术: 第三周 创造http 第四周 JS和mozilla.firefox的起源 JS的发明: World Wide Web Consortium Jeff bezos:amazon创始人之一 第五周 the link layer 分层模型--链路层 链路层 Ethernet IP DHCP:dynamic host co…

前言:风雨欲来山满楼,下半年开始各种凶猛的漏洞层出不穷,天下已经不太平,互联网已经进入一个新的台阶 0x01 cve-2014-6321 11月的补丁月,微软请windows的用户吃了顿大餐,发布了14个 security bulletins, 包括权限提升的.也有远程代码执行的(windows ole.windows xml core service.IE及Secure Channel).这里讨论的是Secure Channel对应的cve-2014-6321,这个漏洞只有一个CVE编号,是微…

Cisco的VPN客户端最近报"AnyConnect was not able to establish connection to the specified secure gateway." 导致连不上公司VPN了. 有人说取消共享 Problem: AnyConnect was not able to establish a connection to the specified secure gateway. Please try connecting again. Envir…

what is HTTPS HTTPS = HTTP + TSL Hypertext Transfer Protocol Secure (HTTPS) is acommunications protocol forsecure communication over a computer network, with especially wide deployment on the Internet. Technically, it is not a protocol in and of itse…

Types of Security Zones Internet Zone This zone contains Web sites that are not on your computer or on your local intranet, or that are not already assigned to another zone. The default security level is Medium. Local Intranet Zone By default, the Lo…