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relevant_thing

91 karma · joined April 28, 2015

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relevant_thing··on Edgedressing
This is good and clever work, and I applaud the author for looking at a boring feature and seeing in it a potential attack vector that probably wouldn't have occurred to most people. Kudos! That said, I think the security implications are pretty minimal.

(FWIW, iOS and MacOS do the exact same thing, opening captive.apple.com and showing whatever it redirects to if you're on a captive portal network.)

This behavior does incur a security risk, but using public wifi networks is basically impossible without doing this check either automatically or manually, and most users would be completely bewildered if the OS did nothing to prompt them when they needed to click through a page to make the internet work.

Moreover, if you can MITM the network and they're not tunneling their connection, you have lots of great ways to send them hostile code already! You can use classic SSL stripping to just send them whatever you want! (Granted, a lot of traffic goes straight to HTTPS these days, and browsers are getting wiser about this with HSTS and things like the new automatic HTTPS upgrade in Safari).

If you're paranoid enough not to want to run untrusted javascript (fair enough), you shouldn't be connecting to weird public wifi networks anyway.

relevant_thing··on “Please don't add any of my stuff to this project”
A very similar thing happened when the folks at flathub tried to package MultiMC. Unfortunately the author threatened to sue for trademark infringement and they backed down.

https://github.com/flathub/flathub/pull/1978#issuecomment-74...

relevant_thing··on Wi-Fi packet capturing on M1 Macs is broken
Are those from Infineon->Intel->Apple modem lineage or is that a different team?
relevant_thing··on Intel Core I7-11700K Review: Blasting Off with Rocket Lake
Wait, this just looks like cryptographically signing pictures. What's so scary about that? You can do it today from your terminal if you feel like it.

I guess I agree that the 'trusted computing' stuff it seems like they're trying to do is a little scary, but the tech isn't really there yet, at least not on the desktop (look at the fiasco that is Intel SGX) and it's happening with or without whatever this CAI thing is.

I guess a world where your iPhone's camera sends signed frames to the processor's secure enclave which processes them and signs them with a key signed by Apple is... a little different from today? They do basically this for Face ID today.

relevant_thing··on Apple redirects Google Safe Browsing traffic through proxy servers in iOS 14.5
If it's a simple proxy tunneling HTTPS traffic to Google, Apple probably doesn't know anything about the content of the queries, and Google doesn't know who sent them. If each kept records, they could get together and combine them to get the hashed URLs, but still a much better situation than directly querying a single endpoint.

Signal actually uses a similar approach to anonymize queries to GIPHY from users of its app. https://signal.org/blog/giphy-experiment/

relevant_thing··on The Shadow Inc. app that failed in Iowa last night
AFAIK the fundraising done by actual elected officials is not highly automated, but tools for phone banking, canvassing, and that sort of organizing are definitely partisan (see for example https://act.ngpvan.com/paid-phones on the Dem side).
relevant_thing··on Ad blocking is under attack
False. See 828 F.3d 1068 at 1077 (9th Cir. 2016):

>From those cases, we distill two general rules in analyzing authorization under the CFAA. ... Second, a violation of the terms of use of a website--without more--cannot be the basis for liability under the CFAA.

They say this because (Id. at 1076):

>"Not only are the terms of service vague and generally unknown . . . but website owners retain the right to change the terms at any time and without notice." [676 F.3d 854 (9th Cir. 2012)] at 862. As a result, imposing criminal liability for violations of the terms of use of a website could criminalize many daily activities. Accordingly, "the phrase 'exceeds authorized access' in the CFAA does not extend to violations of use restrictions. If Congress wants to incorporate misappropriation liability into the CFAA, it must speak more clearly." Id. at 863.

relevant_thing··on Ask HN: Which sites you visit on a regular basis for knowledge and inspiration?
http://www.aldaily.com
relevant_thing··on House panel votes to split Air Force, create new U.S. Space Corps
https://stratechery.com/2016/apples-organizational-crossroad...
relevant_thing··on TSA's Head of Security 'Removed' from Office
~850 million US-based passenger * flights per year

~15 minutes in TSA waiting per passenger per flight

~80 years in a life

850,000,000 passengers per year * 15 minutes = 12,750,000,000 minutes of passenger time per year ≈ 24,241 years of passenger time per year

24,241 years of passenger time per year / 80 years per life ≈ 303 passenger lives per year.

The TSA effectively kills ~300 people per year just by wasting our time.

relevant_thing··on Why Forcing Apple to Write and Sign Code Violates the First Amendment
Not necessarily. Obviously this argument requires a corporate right to First Amendment protections. But that doesn't imply that corporations (or anyone) should be able to make unlimited expenditures on electioneering. This brief assumes that corporations are (in some sense) people, but not that they are entitled to put political ads on TV.
relevant_thing··on Apple silent on mysterious noises from Sunnyvale complex
A residential area in Sunnyvale seems like an inopportune place to put a data center.
relevant_thing··on US authorities distorting tests to downplay lead content of water
The current problem in Flint was caused by the Flint River being more corrosive than Lake Huron, not by lead contamination at the water source. The reason lead testing is done in houses instead of just at treatment plants is to make sure that even the water in houses with lead solder is safe.

>[...] houses built before 1987, when lead was banned for use in water pipes, often had lead solder joining copper pipes in home plumbing systems. In houses built before 1983, the solder has had time to build up a mineral coating that keeps lead from seeping into the water; in homes built between 1983 and 1986, seepage could occur, so the EPA orders regular testing of their water. [0]

[0] https://www.washingtonpost.com/archive/local/2004/04/04/wssc...