Public-key cryptography

The IoT Files: The need for cryptography

The IoT Files: The need for cryptography One of the main arguments that should be touched by IoT discussion is cryptography. There is an undisputed consensus that cryptography is a mandatory requirement to preserve security and privacy in the IoT world, but we are far away for a general consensus on how to operate. The need for cryptography in IoT comes from two main aspects: Data security Data privacy The first need is clear; encryption is a mandatory requirement when we want to implement any form of authentication and non repudiation. Encryption is widely used even if we don’t know…

ransomware again, really?

Some days ago a friend of mine reported me that his company has been affected by a ransomware cryptoloker style. I keep hearing people infected by this kind of infection and I am starting to wonder if people has really understood what a cryptomalware really is and how it works.   here from Wikipedia: ” Ransomware is a type of malware that restricts access to a computer system that it infects in some way, and demands that the user pay a ransom to the operators of the malware to remove the restriction. Some forms of ransomware systematically encrypt files on…

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