Earlier quoted context omitted.
> Basic hygiene security hygiene pretty much removes ransomware as a threat. It does not. The problem is, as long as there are people employed in a company, there will be people being too trustful and executing malware, not to mention AI agents. And even if you'd assume people and AI agents were perfect, there's all the auto updaters these days that regularly get compromised because they are such juicy targets. And n…
> all mounted network shares where the user has write permissions This is very literally what 'basic hygiene prevents these problems' addresses. Ransomeware attacks have shown time and again that they way they were able to spread was highly over-permissioned users and services because that's the easy way to get someone to stop complaining that they can't do their job.
Basic security hygiene in the modern world is "assume your employees can be a threat", either because they're incompetent ("I accidentally deleted the shared spreadsheet, I thought it was my copy"), malevolent ("I will show them all!") or compromised ("I clicked a link in my email and now my computer is slow.")
If you aren't designing your systems to be robust against insider threats, they will fail.
(If you design them to be robust against insider threats, they will probably also fail, so you have to be constantly working to understand how to limit the consequences of any individual failure.)