Do you have a sentry to keep an eye on your servers?

En Guard

Article from Issue 139/2012

PortSentry monitors your ports and lets you know when they’ve been scanned.

In the olden days, the Internet was without a doubt a nicer place. Akin to leaving your front door unlocked when you went shopping, you could leave your email accessible with password and no one would even bat an eyelid. And, although you might have only received 20 email messages a week, the bonus was that they’d all be for you, and they'd be from people you knew.

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