Ethambutol is an antibiotic and works by stopping the growth of bacteria. This antibiotic treats only bacterial infections. It will not work for viral infections (such as common cold, flu). Unnecessary use or misuse of any antibiotic can lead to its decreased effectiveness.
Protect the ones that do, and you can rest easy. And if you want a faster, easier solution, a full disk encryption is a good ideaâespecially on laptops that can get easily lost; the full disk encryption will protect all your data and ensure no one can break into your Windows computer or your Mac.
Sometimes it turns out that the key idea underlying an algorithm can be used for both purposes. For example, the key idea behind the El Gamal encryption algorithm can also be used to build a digital signature algorithm. The same is true for the well-known RSA algorithm.