[转载]Two-Factor Authentication
信息来源：邪恶八进制信息安全团队（[url]www.eviloctal.com[/url]）Today widespread use of single-factor authentication is in the midst of change. Both corporate and personal assets are at risk against people trying impersonating users and stealing money and information. Single-factor authentication methods such as the basic username/password combination are no longer sufficient enough. Two-factor authentication provides a significant increase in security. No longer will an un-secured password provide enough information to a hacker to allow a breach in security. The password or pin number must be used in conjunction the use of tokens, smart-cards or even biometrics. The combination of the two factors will provide companies make sure of the people accessing secure systems.
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