Keeping critical information like your online banking login or credit card number out of the wrong hands is a crucial but difficult part of living in the age of the Internet. Installing antivirus software or using password lockboxes are probably security precautions that you’ve taken to keep yourself from becoming a cybercrime statistic. But organizations like the military have access to such sensitive information that these standard precautions just aren’t enough.
A team of Korean researchers were able take this a step further and create PUFs that are virtually indestructible. In a paper published Wednesday in the journal ACS Nano, the group details how their research can be used by military organizations that need to keep their information tightly secured but are often exposed to harsh environments.
That’s where what’s known as physical unclonable functions (PUFs) come into play. PUFs are like fingerprints that give each chip inside a computer a unique …