[Canonical Whitepaper 2025] A guide to infrastructure hardening: Best practices to improve the security posture of your Linux-based infrastructure deployments

[Turritopsis Dohrnii Teo En Ming]

On Friday, December 12th, 2025 at 4:30 PM, Oliver Grawert <ogra at ubuntu.com> wrote:

> 
> 
> Hi,
> Am Freitag, dem 12.12.2025 um 07:56 +0000 schrieb Turritopsis Dohrnii
> Teo En Ming via ubuntu-users:
> 
> > Dear Ralf Mardorf,
> > 
> > It was from a sponsored Facebook advertisement from Canonical Ltd.
> 
> Note that the official Ubuntu hardening guide can be found at:
> 
> https://documentation.ubuntu.com/security/compliance/usg/
> 
> You do not need to download anything from a facebook AD for it ...
> 
> ciao
> oli
> 

Dear Oliver,

Noted with thanks.

So Canonical didn't place a Facebook ad at all?

Regards,

Mr. Turritopsis Dohrnii Teo En Ming
Singapore
12 December 2025 Friday 4.34 PM Singapore Time