The activities concerning the administration of several Debian-based servers, closely related to the activities concerning the administration of networking and firewalling infrastructures of the Research Area of the CNR of Pisa, allowed us to experiment, over time, different measures to increase the security of these types of systems. In addition to the measures that can be implemented at the network level, using - also and not exclusively - border firewalling devices, there are several generic security measures that can be directly implemented on those Debian-based systems for which we want to increase the level of security. This document presents a possible subset of all measures belonging to the latter category, providing suggestions and details on potential implementation methods.

Increasing the security level of a Debian-based server

F M Lauria;A De Vita
2022-01-01

Abstract

The activities concerning the administration of several Debian-based servers, closely related to the activities concerning the administration of networking and firewalling infrastructures of the Research Area of the CNR of Pisa, allowed us to experiment, over time, different measures to increase the security of these types of systems. In addition to the measures that can be implemented at the network level, using - also and not exclusively - border firewalling devices, there are several generic security measures that can be directly implemented on those Debian-based systems for which we want to increase the level of security. This document presents a possible subset of all measures belonging to the latter category, providing suggestions and details on potential implementation methods.
2022
Istituto di informatica e telematica - IIT
cybersecurity
DoS
Debian
unattended-upgrades
SSH
Apache
nftables
Fail2Ban
MariaDB
sudo
NTP
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/20.500.14243/443729
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