The system employs HMAC-SHA256 (Hash-based Message Authentication Code using SHA-256) for license integrity verification. SHA-256 refers to the Secure Hash Algorithm producing 256-bit hash values (see ...

Abstract: The Quick Response (QR) code, a machine-readable optical label, is a pattern two-dimensional of black and white blocks. At present its applications extend to various domains, including ...

Swift Homomorphic Encryption implements a special form of cryptography called homomorphic encryption (HE). HE is a cryptosystem which enables computation on encrypted data. The computation is ...

On 21 October 2025, we celebrate the fifth Encryption Day. As part of the Global Encryption Coalition, APC is highlighting how encryption is essential for keeping people, and especially marginalised ...

Qiang Tang receives funding from Google via Digital Future Initiative to support the research on this project. Moti Yung works for Google as a distinguished research scientist. Yanan Li is supported ...

Over a decade after introducing students to the fundamentals of computer science through its Hour of Code campaign, education nonprofit Code.org is broadening its reach with a new program that bridges ...

Powered by a joint partnership between Code.org and CSforALL and backed by dozens of leading organizations like LEGO Education, Anthropic, and Amazon, the Hour of AI will set the standard for AI ...

Code.org CEO Hadi Partovi during an event in Seattle in July, announcing a new “Hour of AI” campaign to demystify AI in the spirit of the group’s past “Hour of Code” initiatives. (GeekWire Photo / ...

Quantum Cryptography with quantum dot based compact and high rate single photon nano-devices. Credit: Lars Luder Physicists have developed a breakthrough concept in quantum encryption that makes ...

There was a lot of excitement when Apple finally brought RCS (Rich Communication Services) messaging to iPhone a little over a year ago. The new standard permanently upgraded the process of sending ...

Abstract: Embedded devices face software and physical fault injections to either extract or tamper with code in memory. The code execution and code intellectual property are threatened. Some existing ...