Earlier quoted context omitted.
I pointed out here... https://news.ycombinator.com/item?id=12566098 ...that a few, inexpensive practices stop almost all the common methods currently. There's also frameworks and stacks that immunize web applications against common ones for them with little to no effort by developers. These fit parent's claim where you just follow basic, security advice with available tools for each category to stop many attacks. Now…
From your points: > Australia's DSD said that just patching stuff and using whitelisting would've prevented 75% of so-called APT's in their country. Throw in MAC-enabled Linux, OpenBSD, sandboxed (even physically) browsers w/ NoScript, custom apps in safe languages, VPN's by default, sanest configuration by default, and so on. Residual risk gets tiny. What I just listed barely cost anything. That's a lot more invasiv…
Seems more do given the number of companies with 1-5 IT people that do stuff like this. They just care, Google tech X plus security/hardening guide, and follow the advice. Apply patches, check logs on occasion. A little less apathy goes a long way.