News tagged with secret key

How safe is encryption today?

When checking your email over a secure connection, or making a purchase from an online retailer, have you ever wondered how your private information or credit card data is kept secure?

dateMar 23, 2015 in Security
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Beefing up public-key encryption

Most financial transactions on the Internet are safeguarded by a cryptographic technique called public-key encryption. Where traditional encryption relies on a single secret key, shared by both sender and ...

dateFeb 18, 2013 in Computer Sciences
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Perfecting email security

Millions of us send billions of emails back and forth each day without much concern for their security. On the whole, security is not a primary concern for most day-to-day emails, but some emails do contain personal, proprietary ...

dateSep 10, 2012 in Internet
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The perfect clone: Researchers hack RFID smartcards

Professional safecrackers use a stethoscope to find the correct combination by listening to the clicks of the lock. Researchers at the Ruhr-University Bochum have now demonstrated how to bypass the security mechanisms of ...

dateNov 03, 2011 in Engineering
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Making quantum cryptography truly secure

Quantum key distribution (QKD) is an advanced tool for secure computer-based interactions, providing confidential communication between two remote parties by enabling them to construct a shared secret key ...

dateJun 14, 2011 in Quantum Physics
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