Earlier quoted context omitted.
It's not like organizations writing proprietary software are magically immune to sleeper agents either. Social engineering is not a software or tech problem in general. Trust is required to get anything done, and can also be abused to hell and back by a sufficiently motivated actor. But important software needs to be identified and proportionally more scrutinized by multiple independent parties, that's the lesson. Id…
This is why OSS can be more secure. How much software has the build scripts, the code, all of it, locked away and hidden behind propriety software? Instead of lots of eyes, just 2 DEVs? Yes, this almost succeeded... but can you imagine how many scenarios where someone such as Andres Freund would have found irregularities, but then.. what? Just had to report it to some webpage's contact page? Without being able to eve…
If this happened on a proprietary software project, …I have verified proof of identity documents for everyone on my team. These can of course be faked or fraudulently obtained, but it heightens the barrier to entry and leaves more of a paper trail. That’s not something that we have in this scenario. There’s way more give and take between open and closed source than open source purists make out. They just like the idea of being able to see source code.