Atomic Wallet is theoretically completely secure, as long as you do everything correctly. It's open source, which significantly reduces the chances of bugs or hidden vulnerabilities creeping into the programming and critical data like passwords are encrypted and only stored locally on your device.
Can atomic wallet be hacked?
As I've stressed multiple times already, the Atomic wallet is software-based. ... The only wallets that provide the “maximum amounts of security” would have to be hardware and paper ones. That's simply because there's no possible way for them to be hacked - they are not connected to the internet!
What is the safest crypto Wallet?
Blockchain the safest and most popular wallet. It is used for investing and storing cryptocurrencies. It is one of the most secure Bitcoin wallet which keeps track of who owns the digital tokens.