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Ask HN: What's a security risk you think people should be more aware of?

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11–20 of 21 posts

Re: Ask HN: What's a security risk you think people should be more aware of?

#13
Even if there were a URL attached, then the scammer would just ensure that their (different) URL is attached to the different QR code they are putting over the intended one, so that doesn't solve anything.

I do rather agree that using QR codes from untrusted sources is not a smart way of entering URLs. It makes sense for wifi codes or payloads _within_ some trusted app, but as a way of hitting whatever URL someone has obfuscated into an unverifiable QR code... not so much.

Re: Ask HN: What's a security risk you think people should be more aware of?

#14
I’ll go with the obvious: scam phone calls and “your computer is borked, call 1-800-PAY-SCAMMER to fix it”.

There are a lot more boomer generation people out there that fall for this every day than complicated or highly technical scams. There should be PSA’s shown during Jeopardy! and Wheel Of Fortune commercial breaks that simply state: “The IRS will never call you. Neither will the USPS. Microsoft won’t either. They won’t text either. If you get something that says your computer is hacked and to call that is also a SCAM. Turn it off immediately and take it to a local professional.”

Edit to add: I know all of us in here will end up being the “local professional”, be nice and help the elderly.

Re: Ask HN: What's a security risk you think people should be more aware of?

#15
Physical security: On MacOS, there's several network and disk level protections built in to the OS. But nothing stops someone from walking up and punching you in the face and taking your $3000 laptop.

On Linux this is less of an issue. They'll usually come back after a few hours asking for help with a driver.

Re: Ask HN: What's a security risk you think people should be more aware of?

#16

Posting on social media that you are out-of-town. Nothing more than a "my house is empty and you should steal all my stuff" advertisement.

on big festivities like new years i always leave one light on because burglars probably expect a lot of people to leave their house.

Re: Ask HN: What's a security risk you think people should be more aware of?

#17
As many have said, definitely physical security. Especially when shopping in stores.

"Do you have rewards?"

"Oh, yes. My number is 555-555-5555", the customer blurts out loud while there's 10 people behind them.

I imagined the person walking out and getting hit with a "Thank you for shopping at Macys. Here's $500 on us!" text message. I think most would definitely fall for this, especially if they just left the store.

People not locking their computers before they leave their desks also drives me crazy.

Re: Ask HN: What's a security risk you think people should be more aware of?

#18
post #3

The camera app shows you what URL the QR code is going to before you click it. I don't think it's really much of a risk because an attacker has to not only go to a physical location and replace the QR code, but they need to make some kind of replacement website that looks genuine to fool someone. It's actually harder to pull off than a credit card skimmer. Example: QR codes at a restaurant, I need to put the QR codes…

First of all, yes, restaurants would be a bit harder than typical. Second of all, I was thinking more along the lines of gas stations, where the QR codes can be applied in one visit and it could be as simple as having them fill out data and then redirecting them to the correct website. I doubt that gas station employees are regularly checking and ensuring the QR codes are accurate.

And given the fairly muted, simple, design of many websites that require you to enter financial data, and the lack of information on what it should look like, then it would be relatively easy to create a website that mimics the correct website.

Re: Ask HN: What's a security risk you think people should be more aware of?

#19

I’ll go with the obvious: scam phone calls and “your computer is borked, call 1-800-PAY-SCAMMER to fix it”. There are a lot more boomer generation people out there that fall for this every day than complicated or highly technical scams. There should be PSA’s shown during Jeopardy! and Wheel Of Fortune commercial breaks that simply state: “The IRS will never call you. Neither will the USPS. Microsoft won’t either. The…

I always follow the more general adage of “never provide information to people who reach out to you”; call back to a known-good number before handing over info.

I do feel like a PSA would be a good measure; we lose enough to fraud that it may pay for itself. I don’t think we’ll see one, though. That would be a tacit admission that the government has completely lost control of a key communication technology.

Re: Ask HN: What's a security risk you think people should be more aware of?

#20
People who share their screen over a zoom call and have a desktop cluttered with documents with insightful names, open tabs in browsers, or messenger applications open when switching windows.

I’ve even seen this in screen recordings that are permanently published on Video platforms.

It’s a gold mine for social engineering attacks.

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