Search Results | cryptography
Your search for "cryptography" returned 28 results
What is computing power?
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What is computing power exactly? And what makes one type of machine more powerful than another? Learn about computing power at HowStuffWorks.
Blockchain Technology Ready to Disrupt the World
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It's the technology behind the meteorically rising bitcoin, and it could be really, really big. Learn more at HowStuffWorks.
How Quantum Computers Work
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Quantum computers use the power of atoms to perform memory and processing tasks. Learn why quantum computers will be faster than silicon-based computers.
How Chip and PIN Credit Cards Work
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Long popular in other parts of the world, chip and PIN credit cards seem finally headed for the U.S. Learn about Chip and PIN cards at HowStuffWorks.
What is a digital signature?
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Digital signatures make sure the documents you send electronically are authentic. Learn about digital signatures and other authentication methods.
Cryptocurrency Has a Huge Negative Impact on Climate Change
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Critics warn that cryptocurrency networks, whose computers use enormous amounts of electricity to verify transactions, could be a factor in warming the planet. The industry is working to change that.
What Is Number Theory?
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For many of us, a number is just a number, a bit of information that tells you, say, what time it is. But mathematicians look at that same number and divine relationships that underlie nature itself. Ready to enter the trippy world of number theory?
How Well Do You Know Your Proverbs?
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Proverbs are clever sayings as witty as they are full of advice, but how well do you know them? Test your proverb knowledge with this HowStuffWorks quiz!
Why Ransomware Is the Perfect Hack
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Thousands of ransomware attacks happen every single day in the U.S. Learn more about the malware that could hold your data hostage.
What Are Prime Numbers, and Why Do They Matter?
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You may remember from math class that a prime number is a number that can only be divided by 1 and itself. But why are they important anyway?