Security – Nady Analytics

How does Android app signing work?

An app signing key is used to sign APKs (Android Package Kits) that are installed on a user’s Android device. As part of the Android operating system’s secure update model the signing key never changes during the lifetime of an app (the Android PackageInstaller class needs to be able to Read more

By admin, 3 monthsMarch 17, 2026 ago

Security

Using SMS for Two-Factor Authentication

Two-factor authentication (2FA) requires a user of a software application to present two types of evidence to prove they are who they claim to be. In practice, a user will often present a password and a short code sent to their mobile device via Short Message Service (SMS). While this Read more

By admin, 9 monthsOctober 5, 2025 ago