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# Category:Security (Русский)

Users and groups are used on GNU/Linux for access control. The superuser (root) has complete access to the operating system and its configuration; it is intended for administrative use only. Unprivileged users can use the su and sudo programs for controlled privilege escalation.

This subject of security includes a wide range of topics.

## Related categories

- Category:Internet Applications (Русский)
- Category:Networking (Русский)

## Subcategories

This category has the following 5 subcategories, out of 5 total.

### E

- Encryption (Русский)

### F

- Firewalls (Русский)

### P

- Proxy servers (Русский)

### S

- Secure Shell (Русский)

### V

- Virtual Private Network (Русский)

## Pages in category "Security (Русский)"

The following 17 pages are in this category, out of 17 total.

### A

- Access Control Lists (Русский)
- Allow users to shutdown (Русский)
- Automatic login to virtual console (Русский)

### C

- ClamAV (Русский)

### E

- ECryptfs (Русский)

### M

- MAC address spoofing (Русский)
- Metasploit Framework (Русский)

### N

- Nessus (Русский)

### R

- Reset root password (Русский)

### S

- Security (Русский)
- SELinux (Русский)
- Simple stateful firewall (Русский)
- Sudo (Русский)
- System Encryption with LUKS (Русский)

### U

- Users and groups (Русский)

### V

- Vncserver (Русский)

### W

- Wireshark (Русский)

Category:

- System administration (Русский)