Passwords, no matter how strong, can always be guessed or stolen, that's why it's good if you use a second security step to lock sensitive accounts. — dpa
BERLIN: From email providers to social media, there’s hardly a major online service left that doesn't offer two-factor authentication (2FA) for user sign-ins. It’s a method that increases the security of user accounts immensely.
Apple devices such as the iPhone come with the option of generating the confirmation codes, known as one-time passwords, that are needed to sign in. On Android smartphones, however, you have to install an app that generates the codes.
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