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492 points vladyslavfox | 1 comments | | HN request time: 0.289s | source
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butz ◴[] No.41897829[source]
Is there any way IA could be mirrored in read-only mode, while security concerns are addressed?
replies(1): >>41899926 #
1. trod123 ◴[] No.41899926[source]
Depends on the topology, my guess would be no though. Generally speaking, a compromise requires a lot of non-public work to be done in a very short time period. If they don't know how they were initially compromised (and you can't take attacker's word on things), simply throwing up another copy isn't going to fix the issue and often eggs them on to continue.

You basically have to re-perimeterize your topology with known good working security, and re-examine trusted relationships starting with a core group of servers and services, and then expanding outwards, ensuring proper segmentation along the way. Its a lot easier with validated zero trust configurations, but even then its a real pain (especially when there is a hidden flaw in your zero-trust config somewhere) and its very heavy on labor. Servers and services also need to ensure they have not deviated from their initial known desired states.

Some bad guys set traps in the data/services as timebombs, that either cross-polinate, or re-compromise later. There are quite a lot of malicious ****s out there.