Kraken Login accounts are highly legitimate and mandate its users to verify their identity before they complete the registration with a valid government-issued ID, valid proof of residential address, a photo ID, and sometimes a KYC questionnaire to fill. For more visit Kraken Login
If you want, you can access your MetaMask wallet on different computers at the same time. To do so, you do not need to log in to your account using your metamask login credentials. However, you need to use your 12-word secret recovery phrase to access your wallet on any device you want. Once you are into it, you can access your ETH address easily. Read More: Metamask Login|Metamask login