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How are the various Mailshell Anti-Spam data updates transmitted?

April 26, 2017anti-spam Data mailshell updates various

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How are the various Mailshell Anti-Spam data updates transmitted?

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LiveFeed checks are done over DNS via UDP. Additionally, client-side updates are pulled automatically via HTTP or HTTPS according to the frequency set by the client. The program stores one live validated version while downloading a new version. After the downloaded version is verified, it replaces the live one.