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WhatsApp block check: New trick claims to reveal if someone has blocked you without sending a message

WhatsApp Tips: Wondering whether someone has blocked you on WhatsApp? While most users rely on profile pictures, online status, or message delivery indicators, a lesser-known method involving WhatsApp ...
Nature

Crayfish optimization based pixel selection using block scrambling based encryption for secure cloud computing environment

Cloud Computing (CC) is a fast emerging field that enables consumers to access network resources on-demand. However, ensuring a high level of security in CC environments remains a significant ...
EurekAlert!

Zero-correlation linear attack on the block cipher SKINNY

Zero-correlation linear cryptanalysis is an important method to analyze the security of block ciphers. But there are few works on zero-correlation linear attacks combined with the related-key setting.
Nature

Reversible data hiding in encrypted images using LWE-based secret sharing

The technique of reversible data hiding in encrypted images (RDH-EI) has experienced significant interest as it allows for precise extraction of embedded data without compromising the confidentiality ...