Earlier quoted context omitted.
That proves nothing though. US Government data is so siloed it’s possible Snowden would not have access to UFO info even if he had access to essentially everything the NSA had access to.
> US Government data is so siloed The classified stuff wasn’t really that siloed. He had access to everything CIA, DIA, NSA, etc. He talked about this in his book. Searching for evidence of aliens was one of the first things he did when he got access.
Not to be pedantic but this isn't entirely true. There is a set of what the NSA call "core secrets" that were never leaked, these were all classified at ECI.
https://robert.sesek.com/2014/10/nsa_s_eci_compartments.html
The best we got what was a list of digraphs, codenames and vague descriptions, you can actually workout that at least one them is likely Crypto AG (HISTORY / HST).