There aren’t any suggestions on this reply, however there’s some terminology that can enable you to along with your additional analysis:—
You desire a pockets that does not require you to give up your non-public keys to some third celebration. Ideally, a broadly used pockets for which the supply code is revealed for anybody to audit (i.e. open supply), in order that there aren’t any hidden safety defects.
Such a pockets will get rid of counterparty threat (i.e. the danger {that a} third celebration, figuring out your non-public keys, spends your entire bitcoins). Nonetheless, it’s going to solely marginally enhance your privateness as a result of all Bitcoin addresses and transactions are seen on the general public ledger — Bitcoin is pseudoanonymous. The one slight drawback is that you need to make your individual safe backups since there is no third celebration doing this for you. Some wallets allow you to make a paper backup by writing down a seed phrase — however do not let anybody discover the piece of paper, and make sure to have a contingency plan in case of fireplace.
An SPV pockets permits you to assemble transactions with out having to obtain the complete ledger, however an SPV pockets connects to another person’s copy of the ledger, so you would need to resolve for your self if that is an appropriate compromise. After you have constructed a transaction, you may signal it (along with your non-public key) with out requiring a replica of the Bitcoin ledger — that is the way you spend bitcoins from chilly storage.