(Phys.org)—Researchers have demonstrated that transparent ink containing gold, silver, and magnetic nanoparticles can be easily screen-printed onto various types of paper, with the nanoparticles being so small that they ...
(Phys.org)—Theoretically, the laws of quantum mechanics – particularly the "no-cloning theorem" – guarantee that any attempt at counterfeiting a credit card, bill, coin, token, etc., will fail if the object is embedded ...
Scientists have discovered a way to authenticate or identify any object by generating an unbreakable ID based on atoms.
Quantum Physics
Nov 10, 2015
8
1846
(Phys.org)—At a cryptography gathering in Leuven, Belgium, on Tuesday, Cambridge University researchers made it known that they do not like what they see in chip and pin systems. Banks rely on customer confidence in their ...
(PhysOrg.com) -- A Facebook security vulnerability discovered by a pair of doctoral students at Indiana University Bloomington's School of Informatics and Computing that allowed malicious websites to uncover a visitor's real ...
Computer Sciences
Feb 3, 2011
3
0
(PhysOrg.com) -- The Wi-Fi Alliance has begun certifying laptop components incorporating the new Wi-Fi Direct technology, which provides peer-to-peer (P2P) Wi-Fi connections between devices such as cameras and smart phones ...
Jan Halámek believes there is a better method to securing electronic devices – and it relies on our own sweat.
Materials Science
Nov 10, 2017
0
115
When U.S. presidential hopeful Hillary Clinton was found to have used a private email server for government business as Secretary of State, there was a collective gasp of disbelief. That disbelief quickly turned into horror ...
Security
Nov 4, 2016
24
32
Online retail colossus Amazon is seeking a US patent on using selfies—instead of passwords—for shopping when using smartphones.
Hi Tech & Innovation
Mar 15, 2016
0
30
Two-factor authentication is a computer security measure used by major online service providers to protect the identify of users in the event of a password loss. The process is familiar: When a password is forgotten, the ...
Security
Feb 3, 2016
4
87
