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ASecuritySite
When Bob Met Alice
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Homomorphic Processing of sin(x)/x
Homomorphic Processing of sin(x)/x
Homomorphic encryption provides us with a way to process data in a privacy-aware way and where the data is encrypted. In this case, we will…
Prof Bill Buchanan OBE FRSE
Aug 25
Snake Oil Sales and Boiling The Ocean
Snake Oil Sales and Boiling The Ocean
In cybersecurity, snake oil salespeople are alive and well, and in areas of encryption there are probably more than any other area. I…
Prof Bill Buchanan OBE FRSE
Aug 23
Squeezing Data: Miyaguchi–Preneel One-Way Compression
Squeezing Data: Miyaguchi–Preneel One-Way Compression
One thing you learn in research and innovation is that you should never just dismiss a method just because it isn’t in widespread usage. As…
Prof Bill Buchanan OBE FRSE
Aug 22
Pafnuty Lvovich Chebyshev and Approximation in a World of Homomorphic Encryption
Pafnuty Lvovich Chebyshev and Approximation in a World of Homomorphic Encryption
Pafnuty Lvovich Chebyshev was a genius. He was born in 1821 in Okatovo, Russia. By 1841, as part of his undergraduate degree at Moscow…
Prof Bill Buchanan OBE FRSE
Aug 22
Maths Magic and Big Floating-Point Values
Maths Magic and Big Floating-Point Values
I love cryptography because it has core methods that require the maths to be understood. So, I spend a lot of my time doing calculations on…
Prof Bill Buchanan OBE FRSE
Aug 22
Goodbye x64, and Hello to ARM and Windows for Virtualisation
Goodbye x64, and Hello to ARM and Windows for Virtualisation
Over the years, we have built an online Cloud environment for our students. I spent many weekends and evenings backing up systems and…
Prof Bill Buchanan OBE FRSE
Aug 21
Migrating To A Post Quantum World of Trust and Security
Migrating To A Post Quantum World of Trust and Security
Cryptography is the foundation of security, privacy and resilience, and any risks in the methods used need to be carefully analysed for the…
Prof Bill Buchanan OBE FRSE
Aug 20
About ASecuritySite: When Bob Met Alice
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