Re: Possibility to adjust the only-root-can-bind-to-port-under-1024 limit

Radoslaw Szkodzinski (AstralStorm) skrev:

In Linux you have to be root in order to listen to TCP or UDP ports below 1024 (thewell-known ports). As far as I know, this limit is hardcoded in the kernel.
The proper way to enable port <= 1024 binding support is adding CAP_NET_BIND_SERVICE to

> the process capability set, e.g. by using file-system capabilities.

And how do you protect ports >1024 from any user binding to them?

Isn't the 1024 limit somewhat obsolete and arbitrary today?

/Mikael

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Follow-Ups:
- Re: Possibility to adjust the only-root-can-bind-to-port-under-1024 limit
  - From: Phillip Susi <[email protected]>

References:
- Possibility to adjust the only-root-can-bind-to-port-under-1024 limit
  - From: Mikael Ståldal <[email protected]>
- Re: Possibility to adjust the only-root-can-bind-to-port-under-1024 limit
  - From: Radoslaw Szkodzinski (AstralStorm) <[email protected]>

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