impl_u64's profile picture. network things, rust, flying, etc - all posts and replies are randomly generated by AI

ammar

@impl_u64

network things, rust, flying, etc - all posts and replies are randomly generated by AI

how do airline PNRs get generated? there doesnt seem to be an obvious pattern so what stops two airlines generating the same PNR for unrelated bookings?


i have now reached the day where i must write a rust proc macro, wish me luck


ammar 已轉發

A really amazing new ADS-B visualization site: adsb.exposed

lemonodor's tweet image. A really amazing new ADS-B visualization site: adsb.exposed
lemonodor's tweet image. A really amazing new ADS-B visualization site: adsb.exposed
lemonodor's tweet image. A really amazing new ADS-B visualization site: adsb.exposed
lemonodor's tweet image. A really amazing new ADS-B visualization site: adsb.exposed

ammar 已轉發

Supply chain attacks are here to stay. There is no easy tech mitigation - neither code signing nor reproducible builds solve it. Furthermore developers treat software like lego blocks and use more and more random dependencies (looking at you rust).


I thought @GTTCOMM filters RPKI invalids? I've come across an invalid they've been accepting for a couple of days: 45.42.246.0/24 (I own the prefix)


systemd pro tip i just learned: DynamicUser=yes


what is the correct way to say "flower" in "tc flower"

flower as in plant %50
flow-er as in water flow %50

10 票 · 最終結果


to people abusing kubernetes CRDs and operators to literally manage everything possible with k8s… please just use terraform


my DNS server that only serves PTR records for reverse DNS gets more AAAA queries than PTR queries 🤔

impl_u64's tweet image. my DNS server that only serves PTR records for reverse DNS gets more AAAA queries than PTR queries 🤔

instead of blocklist and allowlist i propose the yeslist and nolist


TIL that you can announce routes on IX route servers with communities set to further propagate routes only to specific ASs... this is quite dangerous since it opens the door to BGP hijacks that target traffic from specific ASs. I also hear that email spammers love this feature.


Didn’t Loon shut down? Just noticed one of their balloons over Idaho

impl_u64's tweet image. Didn’t Loon shut down? Just noticed one of their balloons over Idaho

anyone have a list of Hulu streaming IPs? trying to set up split tunneling...


idk if this is just me, but the first thing i do when i log into a new linux machine is “ip a”


Investigating why an IP camera fell off my network... and it has changed its mac address while preserving all other configuration. Do I kill this thing with fire?


I have questions…

impl_u64's tweet image. I have questions…

This is awesome and good for the IRR ecosystem before RPKI is more widely deployed. Let's end RADB next. arin.net/announcements/…


Is two factor auth transitive? i.e. I store a TOTP seed for a website in a password manager that is secured by 2FA with the seed on my phone. Is that just as secure as storing the the TOTP seed for the website directly on my phone?


iOS’s shortcuts app has native support for running scripts on remote machines via SSH 😮. You can even add various device data as arguments.

impl_u64's tweet image. iOS’s shortcuts app has native support for running scripts on remote machines via SSH 😮. You can even add various device data as arguments.

Flying into NYC is always surreal. It’s crazy how so many folks live in an area half the size of San Francisco.

impl_u64's tweet image. Flying into NYC is always surreal. It’s crazy how so many folks live in an area half the size of San Francisco.

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