WhatsApp has started allowing users to authenticate their account on a device with an email address as an alternative to using a phone number, for times when cellular coverage is poor. The new option ...

It's more important than ever to ensure your emails are sent securely and reliably. The digital age requires reliable technology and the most accurate systems in place, so your emails don't get lost ...

Rajesh started following the latest happenings in the world of Android around the release of the Nexus One and Samsung Galaxy S. After flashing custom ROMs and kernels on his beloved Galaxy S, he ...

These are usually not returned if an email address does not exist at all. Return codes starting with 5 – i.e. codes between 500 and 599, are reserved for permanent errors, which imply that the email ...