Many embedded systems depend on obscurity to achieve security. We often design systems to download unsigned or unencrypted firmware upgrades or store unencrypted user data, a practice we justify ...

Algorithms for encrypting computer data come in two main varieties: symmetric and asymmetric. Each encryption type has inherent strengths and weaknesses. Symmetric algorithms convert plain-text data ...

It will encrypt a victim's files and then display a ransom note. Unlike most other ransomware, though, Globe uses the Blowfish encryption algorithm rather the commonly used AES encryption. Furthermore ...