I once met a person that never drank water, only soft drinks. It’s not the unhealthiness of this that disturbed me, but the fact they did it without the requisite paperwork.

Unlike those disorganised people I have a formal waiver. I primarily drink steam and crushed glaciers.

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Cake day: June 14th, 2023

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  • WaterWaiver@aussie.zonetoSelfhosted@lemmy.worldWireguard over IPv6
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    17 days ago

    As far as I understand, wireguard is designed so that it can’t be portscanned. Replies are never sent to packets unless they pass full auth.

    This is both a blessing and a curse. It unfortunately means that if you misconfigure a key then your packets get silently ignored by the other party, no error messages or the likes, it’s as if the other party doesn’t exist.

    EDIT: Yep, as per https://www.wireguard.com/protocol/

    In fact, the server does not even respond at all to an unauthorized client; it is silent and invisible.





  • Bleepingcomputer’s title and article are very misleading, the presentation did NOT reveal a backdoor into an ESP32. It looks like Bleepingcomputer completely misunderstood what was presented (EDIT: and tarlogic isn’t helping with the first sentence on their site).

    Instead the presentation was about using an ESP32 as a tool to attack other devices. Additionally they discovered some undocumented commands that you can send from the ESP32 processor to the ESP32 radio peripheral that let you take control of it and potentially send some extra forms of traffic that could be useful. They did NOT present anything about the ESP32 bluetooth radio being externally attackable.

    Another perspective that might help: imagine you have a cheap bluetooth chipset that is open source and well documented. That would give you more than what the presentation just found. Would Bleepingcomputer then be reporting it’s a backdoor threatening millions of devices?




  • All of the the surface normals are backwards. This means your shoe is inside-out; instead of being a solid shoe in a vacuum it’s a shoe-shaped-hole inside a solid universe.

    By default blender renders all polys as double-sided so you mostly don’t notice (other than some lighting oddities near corners). Turn on backface culling if you want to check if your normals are the right way around or not.

    I often end up with some of my polys backwards because of the way I extrude and join parts of my models. I distinctly remember a bug in Gmax (old free version of 3DSmax) where the mirror tool would create polygons with some special, broken property where their normals would be correct in the editor, but completely wrong when exported :( much time and hassle was lost to that.








  • 10 sec

    Filthy casual.

    My family has a Chiq U58G7P. Warm boots take about 30 sec and cold boots a few minutes.

    Don’t try and press any buttons on the remote during this time or for a minute or two afterwards. They might work, 15 seconds later, or they might get ignored. Sometimes your button press inputs get re-ordered too.

    Factory resets do work, but then all it can do is broadcast TV. If you let it update and install streaming apps then you will be back to the same problems.

    I suspect that it might be running out of RAM and thrashing some poor innocent MMC as swap, but I can’t find a USB ADB port to properly find out (maybe it has one internally?).