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Showing 115 results for the search term "passwords".


The Perils of Re-Using Passwords

Passwords will be with us for quite a while and so will password breaches, I’m afraid. Last week I received a notice that a site I use experienced a password breach. The email explained that the passwords themselves were encrypted, but that I should change my password on that site and any others where I […]



Shut Off The Engine! Default Passwords Can Disable Your Car!

Abuse of default passwords has gotten worse since I first posted about it here five years ago. Threatpost recently posted an article discussing the issue of passwords for IoT (Internet of Things) devices. Because, for example, networked doorbells don’t have a way for the owner to enter a unique, secure password and often communicate unencrypted, […]



WebAuthn: Toward the End of Passwords On the Web

Frequent readers of this blog will know that I am constantly looking for alternatives to passwords. Some reasons are: they can be shared so a system cannot tell who the real user is, they can be forgotten, when stored improperly they can be leaked. Passwords fall into the single-factor category of “something you know” (the […]



How Should I Dispose of My Old Electronics (That May Have Passwords In Them)?

Recycling is good. I even wrote about recycling your devices a couple of years ago. Just recently the US Computer Emergency Readiness Team or US-CERT (part of the US Department of Homeland Security – DHS) issued Security Tip ST18-15 on Proper Disposal of Electronic Devices. Given that new “Tip” and the fact that this is […]



Leaving Your Mark: Thermal Signatures of Passwords Left on Keyboards

We leave evidence of where we’ve been and what we’ve done all over the place. From footprints to DNA, we seldom act without a trace. Our keyboards are no exception. I’m not talking just about fingerprints, DNA, food particles, or skin oils. I’m talking about heat. I saw a movie or maybe a television show […]


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