Hot answers tagged

2

If you're paying through your mobile phone, it's most likely that your app creates and signs a transaction based on unspent inputs available to your address. This is then passed on to the receiver who posts it to the blockchain. This transaction cannot be modified, it can only be posted to the network in order to prove payment. So, from your standpoint, ...


1

If the receiver is online, it is as good as fully online transactions. The receiver can check for validity and double-spends just as with any other transaction. In fact, if the sender is known to be offline, they are even faster and more secure as the sender cannot double-spend simultaneously. As a sender your client software should be able to confirm that ...


Only top voted, non community-wiki answers of a minimum length are eligible