Reposted by Erant
It's hard to build an oscillator: lcamtuf.coredump.cx/blog/oscilla...
It's hard to build an oscillator
Especially if you want it to work.
lcamtuf.coredump.cx
November 21, 2025 at 1:22 AM
It's hard to build an oscillator: lcamtuf.coredump.cx/blog/oscilla...
Reposted by Erant
i did a 15 minute impromptu talk about glasgow/amaranth/yowasp/grebedoc and why i think these tools are interesting and special for @oshwassociation.bsky.social, you can watch a recording: youtu.be/Y_TtMzmuXoY?...
Show and Tell Monthly: November 2025
YouTube video by The Open Source Hardware Association
youtu.be
November 20, 2025 at 7:29 PM
i did a 15 minute impromptu talk about glasgow/amaranth/yowasp/grebedoc and why i think these tools are interesting and special for @oshwassociation.bsky.social, you can watch a recording: youtu.be/Y_TtMzmuXoY?...
Reposted by Erant
For months I've heard crazy stories about SF's reorganized street medicine teams, which are now forced to focus on "the list" — a small number of homeless folks who've annoyed politicians or angry neighbors.
This means every day they have to drive past people in urgent need of medical care. 1/3
This means every day they have to drive past people in urgent need of medical care. 1/3
SF Streamlined Its Street Teams. Now, Fewer People Are Getting the Help They Need
Street medicine outreach workers describe a new, expensive, and disorganized program that lacks clear objectives.
www.coyotemedia.org
September 16, 2025 at 5:38 PM
For months I've heard crazy stories about SF's reorganized street medicine teams, which are now forced to focus on "the list" — a small number of homeless folks who've annoyed politicians or angry neighbors.
This means every day they have to drive past people in urgent need of medical care. 1/3
This means every day they have to drive past people in urgent need of medical care. 1/3
Reposted by Erant
Getting silly with C, part ~(~1<<1) lcamtuf.coredump.cx/blog/c3/?n
Getting silly with C, part ~(~1<<1)
In the two previous installments of our introductory series on the C programming language, we talked about types, variables, and control flow.
lcamtuf.coredump.cx
September 7, 2025 at 1:36 AM
Getting silly with C, part ~(~1<<1) lcamtuf.coredump.cx/blog/c3/?n
Reposted by Erant
the virgin libsmacker (crashes, doesn't use stdint, not written by me) vs the Chad libsmusher (uses stdint, works first try, written by me)
July 22, 2025 at 8:28 AM
the virgin libsmacker (crashes, doesn't use stdint, not written by me) vs the Chad libsmusher (uses stdint, works first try, written by me)
Reposted by Erant
Thermomix TM5 reverse engineering and exploitation
www.synacktiv.com/en/publicati...
#cybersecurity #iot
www.synacktiv.com/en/publicati...
#cybersecurity #iot
July 13, 2025 at 10:17 AM
Thermomix TM5 reverse engineering and exploitation
www.synacktiv.com/en/publicati...
#cybersecurity #iot
www.synacktiv.com/en/publicati...
#cybersecurity #iot
Reposted by Erant
I was going to break into targetControlSystem and do terrible things to it.
July 12, 2025 at 11:01 PM
I was going to break into targetControlSystem and do terrible things to it.
Reposted by Erant
check out the (new, not merged yet) #GlasgowInterfaceExplorer I²C controller documentation! whitequark.github.io/glasgow/refa...
is there anything else you'd like to see, either in general in the docs, or as a part of this applet?
is there anything else you'd like to see, either in general in the docs, or as a part of this applet?
i2c-controller - Glasgow Interface Explorer
whitequark.github.io
July 10, 2025 at 4:48 AM
check out the (new, not merged yet) #GlasgowInterfaceExplorer I²C controller documentation! whitequark.github.io/glasgow/refa...
is there anything else you'd like to see, either in general in the docs, or as a part of this applet?
is there anything else you'd like to see, either in general in the docs, or as a part of this applet?
Reposted by Erant
Reposted by Erant
...he says to Signal's president
June 17, 2025 at 3:15 PM
...he says to Signal's president
Reposted by Erant
A (fairly) gentle intro to transfer functions and resonant filters: lcamtuf.coredump.cx/blog/rc-filt...
To fully appreciate it, you'd probably need to be up-to-date on the preceding article, linked on top.
To fully appreciate it, you'd probably need to be up-to-date on the preceding article, linked on top.
Analog filters, part 2: let it ring
A continuation of the gentle intro to analog signal filtering. In today's episode: transfer functions and the Sallen-Key topology.
lcamtuf.coredump.cx
April 26, 2025 at 1:46 AM
A (fairly) gentle intro to transfer functions and resonant filters: lcamtuf.coredump.cx/blog/rc-filt...
To fully appreciate it, you'd probably need to be up-to-date on the preceding article, linked on top.
To fully appreciate it, you'd probably need to be up-to-date on the preceding article, linked on top.
Reposted by Erant
This is actually the inside of Hegseth's phone right now
Just having a fun time picturing MSS, CSF, GRU, FSB, probably even DGSE and GCHQ, along with NSA, all simultaneously trying to get admin access to the unsecured DOGE servers and bumping into each other along the way
April 25, 2025 at 2:43 PM
This is actually the inside of Hegseth's phone right now
Reposted by Erant
I’m speaking up in support of @thekrebscycle.bsky.social & @sentinelone.com
Cybersecurity should be a non-partisan issue that unites us in our shared mission to defend our country.
National security can’t afford the chilling effect on both public & private sector
www.lutasecurity.com/post/in-supp...
Cybersecurity should be a non-partisan issue that unites us in our shared mission to defend our country.
National security can’t afford the chilling effect on both public & private sector
www.lutasecurity.com/post/in-supp...
In Support of Chris Krebs and SentinelOne
Chris Krebs and his current employer are under investigation. If the infosec community unites to speak up for our friends and colleagues and leaves politics out of it, we can help strengthen our share...
www.lutasecurity.com
April 12, 2025 at 6:41 PM
I’m speaking up in support of @thekrebscycle.bsky.social & @sentinelone.com
Cybersecurity should be a non-partisan issue that unites us in our shared mission to defend our country.
National security can’t afford the chilling effect on both public & private sector
www.lutasecurity.com/post/in-supp...
Cybersecurity should be a non-partisan issue that unites us in our shared mission to defend our country.
National security can’t afford the chilling effect on both public & private sector
www.lutasecurity.com/post/in-supp...
Reposted by Erant
Reposted by Erant
Do people read the terms and conditions before clicking accept?
I assume most don't, and even when we do, those are digest. TOSAbout is a list of company terms and conditioned, explained in simple language, to understand how shady those are, before you click “accept”
www.tosabout.com/
I assume most don't, and even when we do, those are digest. TOSAbout is a list of company terms and conditioned, explained in simple language, to understand how shady those are, before you click “accept”
www.tosabout.com/
March 27, 2025 at 8:45 AM
Do people read the terms and conditions before clicking accept?
I assume most don't, and even when we do, those are digest. TOSAbout is a list of company terms and conditioned, explained in simple language, to understand how shady those are, before you click “accept”
www.tosabout.com/
I assume most don't, and even when we do, those are digest. TOSAbout is a list of company terms and conditioned, explained in simple language, to understand how shady those are, before you click “accept”
www.tosabout.com/
Reposted by Erant
the Signal fiasco is a good reminder that while these people are destructive, and cruel, and bigoted, and petty
they are also really, really stupid
they are also really, really stupid
March 25, 2025 at 12:18 AM
the Signal fiasco is a good reminder that while these people are destructive, and cruel, and bigoted, and petty
they are also really, really stupid
they are also really, really stupid
Reposted by Erant
Reposted by Erant
My pill organiser I designed to hold the immunosuppressants for @photographotter.bsky.social's kidney :)
Printed plastic & CNC milled aluminium, with Photter's picture engraved into it.
Printed plastic & CNC milled aluminium, with Photter's picture engraved into it.
March 10, 2025 at 3:31 PM
My pill organiser I designed to hold the immunosuppressants for @photographotter.bsky.social's kidney :)
Printed plastic & CNC milled aluminium, with Photter's picture engraved into it.
Printed plastic & CNC milled aluminium, with Photter's picture engraved into it.
Reposted by Erant
“RP2040 has now been certified to run at a system clock of 200Mhz when using a regulator voltage of at least 1.15 volts.”
github.com/raspberrypi/...
github.com/raspberrypi/...
Release 2.1.1 · raspberrypi/pico-sdk
This is a minor release of the SDK with many bug fixes and documentation improvements, along with some new features.
Highlights are listed below, or you can see the full list of individual commits ...
github.com
February 19, 2025 at 12:25 PM
“RP2040 has now been certified to run at a system clock of 200Mhz when using a regulator voltage of at least 1.15 volts.”
github.com/raspberrypi/...
github.com/raspberrypi/...
Reposted by Erant
If you use Signal and your threat model includes Russian state actors, make sure your version of Signal is up to date in order to harden your account against these attacks: cloud.google.com/blog/topics/...
Signals of Trouble: Multiple Russia-Aligned Threat Actors Actively Targeting Signal Messenger | Google Cloud Blog
Russia state-aligned threat actors target Signal Messenger accounts used by individuals of interest to Russia's intelligence services.
cloud.google.com
February 19, 2025 at 7:51 PM
If you use Signal and your threat model includes Russian state actors, make sure your version of Signal is up to date in order to harden your account against these attacks: cloud.google.com/blog/topics/...