Squid is a popular caching proxy server used across Debian systems. However, like most caching mechanisms, there are security threats related to it. This section guides you on how to secure Squid.
These are the identified threats related to Debian Software.
By default, Squid allows access across network via port 3128.
By default, Squid's log is not actively analyzed.
By default, Squid's log is not actively and periodically monitored.
Here are the list if actions to counter the issues.
Of all the listed threats above, one should harden the Squid Server after installing it into Debian.
That's all for hardening Debian by hardening Squid.