If businesses want an ultra-secure network, he notes, they should use encryption, authentication and access control.

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The shield would have built in encryption and authentication to protect the medical device.

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Is the federal government able to comply with our requirements for strong authentication, file encryption, vulnerability and patch management, and privileged user controls?

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Liberty, now with more than 40 members, is finishing work on software standards for encryption, user authentication and other functions, which members and nonmembers will share.

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The certificates that machines use to identify themselves to one another (authentication) and to keep secrets (encryption) are nearly as critical to humans as are the machines themselves.

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The government has set rules that include encryption, access controls, and user authentication.

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And both researchers say that ADS-B lacks both the encryption necessary to keep those communications private and the authentication necessary to prevent spoofed communications from mixing with real ones, potentially allowing hackers to fabricate messages and even entire aircraft with radio tools that are cheaper and more accessible than ever before.

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