[Cryptography] HSMs or Intel SGX? Which is harder to hack?

[Peter Gutmann]

Dirk-Willem van Gulik <dirkx at webweaving.org> writes:
 
>While 10k is a bit much - it is pretty common in some industries to have in
>the mid 1000’s in something called simbanks, poolGSM or simtrays; typically
>128 or 256 cards; often fitting by two per 1U enclosure.

There's a legitimate use for those things?  The only use I knew for them was
for phone fraud.

>[...] which you then swap/take offsite on a weekly or so basis

... or when the cellular provider cottons on and blocks them, at which point
you swap in your next batch of SIMs.

Peter.