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An application that is accessed over a network such as the Internet or an intranet using a browser.
2
votes
Can not logout when the network is unreachable
If a server has no connection with your client system, your command to log off can never reach the server.
Most web services use cookies to determine who is logged in. If you need to terminate the s …
1
vote
Why would an application I've never used show up on my NAT sessions?
The most likely way that snapchat shows up is, that some page you visited contains content from snapchat, e.g. https://www.snapchat.com/spotlight/W7_some_randow_characters.
Note that if you use a simp …
28
votes
Security risks of fetching user-supplied URLs
Instead of uploading an image, the user can provide the (self-hosted) URL of an image. We store the URL instead of the image.
You mean these kind of JPEGs?
It is a bad idea. First of all, you wi …
0
votes
sudo whitelist just program perl
First of all: do not run the webserver under a user-ID that you use interactively. That is a very bad practice. Especially, if your interactive sessions use sudo-s.
Normally, sudo uses per-tty authen …