James Hamilton on his boat, Dirona, docked at the Wakiki Yacht Club in Honolulu, Hawaii. Photo: Kent Nishimura/WiredOn a rainy Monday in August 2011, a 10-million-watt transformer exploded in northern Virginia, sending an enormous voltage spike across the power grid. The surge hit an Amazon data center in Ashburn, Virginia, knocking out the facility’s main source of power, and about 15 minutes later, James Hamilton just happened to pull into the parking lot.It was a serendipitous moment. Hamilton is the Distinguished Engineer who oversees the increasingly complex design of the data-center empire that drives Amazon Web Services, or AWS — the nothing-
Today's guest blogger is Kai Zhao, a Product Manager on the AWS Identity and Access Management team. Kai brings word of a powerful new IAM feature.
In 2009, we introduced AWS Multi-Factor Authentication (MFA), a security feature that requires users to prove physical possession of an MFA device by providing a valid MFA code in addition to their username and password when signing in to AWS websites.
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