zkms

42 ms·

331.
by zkms 9y ago
> and decided to get away from the forklift If you're not currently being electrocuted and there's no imminent risk of the situation worsening (or high voltage wires moving) there's little need to put yourself at risk by m
332.
by zkms 9y ago
It's not, alas, a flip-a-switch upgrade, given how many CPEs and other equipment have shoddy or non-existent IPv6 support. Forward-thinking network operators (like Verizon Wireless or Comcast or T-Mobile USA) have taken advantage of th
333.
by zkms 9y ago
> I think putting more effort into trying to influence them towards "not being evil", as they say, is much more of a realistic move for someone with concerns over data, privacy, power/security of all this, etc. There'
334.
by zkms 9y ago
https://blog.cryptographyengineering.com/2017/02/28/the-futu... there's also this post by Matthew Green (which has been submitted before to HN but hasn't gotten comments)
335.
by zkms 9y ago
> Ceramic, glass and plastic knives can be extremely dangerous Yes, but not more so on aircraft. Passengers (who tend to not want to die in a suicide hijacking) will fight for their lives against hijackers who use knives. Sometimes the a
336.
by zkms 9y ago
Read this paper as well https://www.usenix.org/system/files/conference/usenixsecurit... -- the researchers who wrote it obtained (on the surplus market) the same model of backscatter X-ray body scanner that w
337.
by zkms 9y ago
> This seems like an extreme claim. I can't find any reliable source that claims that more bombs than the ones dropped in WWI and WWII combined were dropped to Korea. I don't know about "WWI and WWII combined" but the
338.
by zkms 9y ago
Sorry for my wording issues -- I wasn't making a statement about whether giving such an option is good or bad, I was trying to talk about what went wrong in that case when the humans had to take over. We both agree that the humans
339.
by zkms 9y ago
He has a satellite phone and a radio, he can contact nearby ships if his propulsion fails and he's dead in the water. He has food/water in the meantime. If the hull integrity is lost and there's no ship nearby, well, he bette
340.
by zkms 9y ago
> so there was no choice but to let the humans try. They failed, but that's not an argument for not letting them try if the computers would have also failed. The major issue in "letting the humans try" in the AF447 incide
341.
by zkms 9y ago
> And strangely, a lot of people think we should both do that for free (at everyone else's expense) and that we should legalize the drugs that put them there. Why should we pay money to enforce a legal regime of prohibition that sub
342.
by zkms 9y ago
We don't know for sure what caused the ADIRU to start outputting the current altitude numbers but tagged as angle of attack values but this shouldn't have caused an in-flight upset. A spike in AOA from 2.1 degrees to 50.625 deg
343.
by zkms 9y ago
> I believe this was the correct solution: offering better protection for a curated subset of sites vs. pretending to -- but not actually -- protecting all sites. I concur, but note that it is possible to do better and offer better rev
344.
by zkms 9y ago
I knew about exit scams ( https://en.wikipedia.org/wiki/Exit_scam ) when it came to illicit sellers/marketplaces for drugs but I'd never thought that I'd ever see an exit scam for a tip bot for a meme cryp
345.
by zkms 9y ago
I get that there've been cost problems and implementation issues with bringing EMALS into full readiness, but that's not a reason to kill electromagnetic aircraft launch altogether. Electromagnetic aircraft launch has significant
346.
by zkms 9y ago
> Frankly, insurance isn't that expensive. I've had a driving license for about 10 years and I've never been in a collision, never gotten a ticket, and never filed an insurance claim -- neverthless, my insurance premium wa
347.
by zkms 9y ago
There already exist commercial transmission (not backscatter!) full-body x-ray security scanners. They are used in prisons now, but there's no reason they can't be used in airports.
348.
by zkms 9y ago
> The vast majority of the problems with self-checkout machines are caused by the item weight check. I understand the purpose of the weight check; it's to make sure that an item is in the bagging area iff it has been scanned. I don
349.
by zkms 9y ago
Huh, apparently this is a rediscovery: https://github.com/microg/NetworkLocation/blob/master/Networ... also I'm wondering, is there a client for that location services protocol that works on linux?
350.
by zkms 9y ago
The management engine can talk to ethernet cards directly , without using PCIe or the OS, via SMBus, look at the thing labelled "SMLink0" on Figure 5-2 on page 38 of http://www.intel.com/content/dam/www&
351.
by zkms 9y ago
Yes, there's lots of building automation / HVAC stuff that uses pneumatic signalling/actuation (like the infamous T-4002 thermostat, look up images of it, you've probably seen it before!). Amusingly enough, lots of those
352.
by zkms 9y ago
I accidentally discovered a year or so ago that Thomas L. Dimond (working at Bell) invented core rope memory (which the wikipedia page says was "first used in the 1960s") in the 1940s. His memory got used in phone switches as a fa
353.
by zkms 9y ago
The title is a little bit misleading, this is a case of an intentional covert channel (both communicating parties are controlled by the attacker, and one intentionally creates acoustic radiation that the other listens for), and not a sid
354.
by zkms 9y ago
> If you believe that enabling unsanitary 3rd world hellholes The unsanitary hellhole is the US, given how many people are forced to live on the street due to land use / zoning laws that prohibit building cheap high-density housing
355.
by zkms 9y ago
There is a lot that could be done to fix this crisis that would not even require more government spending -- drastically reform land use regulations, zoning laws, and other similar regulations. Laws that require fire sprinklers, escape rout
356.
by zkms 9y ago
This is why 128 bits for IPv6 wasn't a mistake -- it leaves plenty of room in the address space for things like this.
357.
by zkms 9y ago
> many people did not read or understand the disclaimer and were surprised that we forwarded their full abuse report to the host who then, in some cases, could forward it to the site owner. It's a bad idea to engage in lawfare [1] (
358.
by zkms 9y ago
Ah, so the circuit with the MOSFET bridges is symmetric and can convert in both directions, and the software is capable of making that happen. That makes sense, thank you for answering my question in a detailed manner. As a clarification --
359.
by zkms 9y ago
Ah ok -- thanks for the link! Do you know how this (dumping regenerative current on the supply bus) would work if there are multiple motor channels on the same bus that are simultaneously regenerating at the same time?
360.
by zkms 9y ago
The website mentions "supports power regeneration" but I couldn't find any reference to it inside the code. Can someone who knows about this explain how it works, both in the hardware and in the software? I'm super curio

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