When users does a business in cryptocoins then asking about the account security must be an appropriate question.
However, users transactions, invoices and other private details will be saved in blockchains and each block can be opened by digital key. In addition, only users have access to open that blocks because only users holds that digital key.
To protect even more In sophisticated way then coinremitter has security feature 2fa. It provides utterly tremendous security service even if any hacker stole your password then they will not in any situation to cause your private data.
In order to protect your data coinremitter provides 2fa security. This could come in any option like identification number (PIN), a password, or answer to a specific question.
This security could also come in an advanced way like biometric pattern which could be fingerprint, iris scan and voice print.