Questions tagged [server-security]

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Map an AP's management IP to appear in a different, more trusted, LAN subnet?

I'm not sure of the best way to solve this problem, although several solutions (including some really simple "don't worry about it" solutions) probably exist. My LAN has totally segregated WiFi and ...
-1
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1answer
266 views

What is NIS (network Information Service) and why do large organizations use it?

I am curious what NIS (Network Information Service) is and why do large organizations use it? From what I know it is a way for people to log in on their account from another computer. What is an ...
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1answer
374 views

Encryption of Encrypted data

Is it possible to encrypt encrypted data, using multiple programs so that in order to decrypt you would need both programs? Not really sure if this is possible but just wondering if it was a thing and ...
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1answer
39 views

How can I know ASAP when my PC loses Internet connectivity and I'm away from the PC? [duplicate]

I have a PC with a USB humidity logger, that measures humidity in our factory. When the humidity is too high, the PC sends me an email alerting me to the problem. Sometimes the internet goes down, or ...
-1
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1answer
115 views

How can I know ASAP when my PC loses Internet connectivity and I'm away from the PC [closed]

I need to know ASAP when my PC loses Internet connectivity. It is of no use to me if my PC waits until it's back online and then emails/SMSs me that service has been restored. Is there a way to ...
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4answers
21k views

Safe to use high port numbers? (re: obscuring web services)

I have a small home network and I'm trying to balance the need for security versus convenience. The safest way to secure internal web servers is to only connect using VPNs but this seems overkill to ...
3
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4answers
547 views

Measures when routinely checking security on a home Ubuntu server

I use an old Mac mini with latest Ubuntu server to have a "home Gmail": with minimal time spent on configuration I have my webserver with wiki, mail server etc. (and no Google Ads) All ports not used ...