基于内容提取的短链接生成算法研究

Research of URL shortening technology based on content extraction

短网址服务通过将较长的目标网址缩短,来方便人们记忆并分享。社交网络尤其是近年来微博的盛行,使短网址服务获得广泛的应用。然而,现在短网址服务同时被不法分子盯上,他们利用短网址来伪装恶意链接,尤其是钓鱼网站链接,利用微博平台进行快速传播,最终窃取用户敏感信息甚至诈骗钱财,危害互联网安全。本文提出了一种新的短链接生成算法,通过对链接进行分析并在短网址中插入简短的目的网址内容,使用户在点击链接前能够辨识短网址的链接目标,以达到防范网络钓鱼的目的。

URL shortening service facilitates people to remember and share URLs by compressing a URL＇s length into a few characters. It becomes more and more popular with the widespread of social networks and micro blogging. However, it also hides the information of real URLs as we cannot identify whether a shortened URL is legitimate or malicious. Phishers take use of shortened URLs to hide malicious especially phishing websites, spread these links by micro blogging platform, and ultimately steal sensitive information or money, endangering Internet security. This paper presents a new shortened link generation algorithm, through the analysis of the link and insert the destination URL information into its shortened URL, so tsar users can identify its destination before click on the shortened URL link. achieving the purpose of preventing phishing attacks.