Why can’t they build a back door in the software?
Discussion
They are not entirely closed source. As far as I know only the security chip is closed source which also the reason why Ledger cannot be brute forced even with physical access to the hardware. All open sourced hardware however can.
Interesting that is news to me. I’ll have to look more into that when I have time. From what I’ve heard the ledger device itself is entirely closed source.
You can check here to see what parts are open source on Ledger.
Bookmarked will check out sometime. I’m just ye of little faith for companies in crypto. Even Coinbase is a security waiting to go wrong and rug pull customer assets.