Internet of Things (IoT) is a network of interconnected devices, such as sensors, appliances, and vehicles, that can collect and exchange data. IoT is used in many applications, such as smart homes, healthcare, and transportation. Popular IoT platforms include AWS IoT, Microsoft Azure IoT, and Google Cloud IoT. Connect with us Cryptography is the practice of using mathematical algorithms to secure communications and protect information. Cryptography is used in many applications, such as online banking, secure messaging, and digital signatures. Popular cryptographic algorithms include RSA, AES, and SHA.