mstdn.social is one of the many independent Mastodon servers you can use to participate in the fediverse.
A general-purpose Mastodon server with a 500 character limit. All languages are welcome.

Administered by:

Server stats:

0
active users

#blinkencity

0 posts0 participants0 posts today
Karri Huhtanen<p>Catching up with <a href="https://infosec.exchange/tags/38C3" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>38C3</span></a> presentations. Just watched <a href="https://infosec.exchange/tags/BlinkenCity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>BlinkenCity</span></a> presentation:</p><p><a href="https://media.ccc.de/v/38c3-blinkencity-radio-controlling-street-lamps-and-power-plants" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">media.ccc.de/v/38c3-blinkencit</span><span class="invisible">y-radio-controlling-street-lamps-and-power-plants</span></a></p>
FlohEinstein<p>Ok, so which one of you is using the knowledge gained from <a href="https://chaos.social/tags/38C3" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>38C3</span></a> <span class="h-card" translate="no"><a href="https://infosec.exchange/@positive_sec" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>positive_sec</span></a></span> talk "BlinkenCity: Radio-Controlling Street Lamps and Power Plants" to play with the streetlamps in my town?</p><p><a href="https://chaos.social/tags/blinkencity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>blinkencity</span></a> <a href="https://chaos.social/tags/ripple" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ripple</span></a> <a href="https://chaos.social/tags/efr" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>efr</span></a> <a href="https://chaos.social/tags/FlipperZero" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>FlipperZero</span></a> <a href="https://chaos.social/tags/versacom" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>versacom</span></a> <a href="https://chaos.social/tags/semagyr" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>semagyr</span></a> <a href="https://chaos.social/tags/Schweiz" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Schweiz</span></a></p>
Positive Security<p>At <a href="https://infosec.exchange/tags/38c3" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>38c3</span></a>, we presented our <a href="https://infosec.exchange/tags/BlinkenCity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>BlinkenCity</span></a> research, which started as a fun art project idea, and ended up as a plausible European <a href="https://infosec.exchange/tags/blackout" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>blackout</span></a> scenario.</p><p><a href="https://www.youtube.com/watch?v=DAf-T3bFJFs" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">youtube.com/watch?v=DAf-T3bFJF</span><span class="invisible">s</span></a></p><p>Details: <a href="https://positive.security/blog/blinkencity-38c3" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">positive.security/blog/blinken</span><span class="invisible">city-38c3</span></a></p><p>TL;DR: Some European countries use unencrypted and unauthenticated <a href="https://infosec.exchange/tags/longwave" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>longwave</span></a> radio to steer parts of their renewable power, enough to potentially cause a Europe-wide blackout.</p><p>The control signals can be sent with just a <a href="https://infosec.exchange/tags/Flipper" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Flipper</span></a> Zero over short distance, or via self-built transmitters over a long distance (e.g. using a kite to lift an antenna wire).</p><p>The system is also used for street lamp control, allowing for a scaled-up “Project <a href="https://infosec.exchange/tags/Blinkenlights" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Blinkenlights</span></a>” art installation that transforms an entire city into a screen (for astronauts).</p><p>The company operating this system has threatened us with lawsuits and (now publicly) denies the risk.</p>
Aram Bartholl<p>Laden an der Straßenlaterne? Wurde das vom Team <a href="https://tldr.nettime.org/tags/Blinkencity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Blinkencity</span></a> eventuell auch schon ausprobiert? ;)) <a href="https://tldr.nettime.org/tags/38c3" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>38c3</span></a></p>
Aylen<p><span class="h-card" translate="no"><a href="https://infosec.exchange/@masek" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>masek</span></a></span><br>Okay - wer von euch hat <a href="https://mastodon.xyz/tags/BlinkenCity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>BlinkenCity</span></a> in <a href="https://mastodon.xyz/tags/Kiel" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Kiel</span></a> ausprobiert?<br><a href="https://media.ccc.de/v/38c3-blinkencity-radio-controlling-street-lamps-and-power-plants" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">media.ccc.de/v/38c3-blinkencit</span><span class="invisible">y-radio-controlling-street-lamps-and-power-plants</span></a></p>
saiki 🚒💨:manjaro: :debian:<p>Ein Geheimdienst baut Pager mit Sprengstoff, vertickt sie an die richtigen Leute. Sendet auch noch die richtigen Signale und die <a href="https://social.tchncs.de/tags/EFR" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>EFR</span></a> glaubt, dass sowas nicht möglich ist. </p><p><a href="https://social.tchncs.de/tags/38c3" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>38c3</span></a> <a href="https://social.tchncs.de/tags/blinkencity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>blinkencity</span></a> </p><p><a href="https://archive.is/p66as" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">archive.is/p66as</span><span class="invisible"></span></a></p>
Dorian Santner 🇦🇹<p>"<a href="https://graz.social/tags/BlinkenCity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>BlinkenCity</span></a>: Radio-Controlling Street Lamps and <a href="https://graz.social/tags/Power" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Power</span></a> Plants" </p><p>Everybody talks about a potential <a href="https://graz.social/tags/blackout" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>blackout</span></a> in recent years ...</p><p>The talk researches <a href="https://graz.social/tags/infrastructure" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>infrastructure</span></a> in germany. They demo their findings including evaluation of the abuse potential.</p><p>Is this hacking dangerous or necessary? </p><p>"Everytime we reported something, they fixed it"</p><p>Sounds necessary!</p><p><a href="https://graz.social/tags/38c3" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>38c3</span></a> <a href="https://graz.social/tags/hacking" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>hacking</span></a> <a href="https://graz.social/tags/ccc" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ccc</span></a> <a href="https://graz.social/tags/germany" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>germany</span></a></p><p><a href="https://media.ccc.de/v/38c3-blinkencity-radio-controlling-street-lamps-and-power-plants" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">media.ccc.de/v/38c3-blinkencit</span><span class="invisible">y-radio-controlling-street-lamps-and-power-plants</span></a></p>
(╯°□°)╯︵(\ .o.)\<p>The <a href="https://social.tchncs.de/tags/BlinkenCity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>BlinkenCity</span></a> talk at <a href="https://social.tchncs.de/tags/38c3" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>38c3</span></a> had everything I love about a good <a href="https://social.tchncs.de/tags/CCC" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>CCC</span></a> conference talk: Fabian Bräunlein and Luca Melette were up to some harmless mischief but ended up uncovering a real-life clusterfuck that could severely harm us all and are now getting threatened with serious legal action.</p><p><a href="https://media.ccc.de/v/38c3-blinkencity-radio-controlling-street-lamps-and-power-plants" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">media.ccc.de/v/38c3-blinkencit</span><span class="invisible">y-radio-controlling-street-lamps-and-power-plants</span></a></p><p>It turns out that large parts of the European <a href="https://social.tchncs.de/tags/powergrid" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>powergrid</span></a> are controlled by an unencrypted radio control protocol and we're cooked!</p><p><a href="https://social.tchncs.de/tags/versacom" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>versacom</span></a> <a href="https://social.tchncs.de/tags/semagyr" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>semagyr</span></a> <a href="https://social.tchncs.de/tags/flipperzero" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>flipperzero</span></a></p>
oZZ<p>KRITIS-Wat? Wir machen hier YOLO-Security! <a href="https://23.social/tags/BlinkenCity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>BlinkenCity</span></a> <a href="https://23.social/tags/38c3" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>38c3</span></a></p>
Eva Infeld<p>The <a href="https://mastodon.social/tags/Blinkencity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Blinkencity</span></a> session was supposed to be unrecorded, but that changed a few hours ago. Just about when the power company made the statement? </p><p>Well.</p><p>"Lawsuits are temporary, glory is forever." 🦾</p><p><a href="https://mastodon.social/tags/38C3" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>38C3</span></a></p>
(╯°□°)╯︵(\ .o.)\<p>There are <a href="https://social.tchncs.de/tags/CCC" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>CCC</span></a> conference talks and there is stuff like <a href="https://social.tchncs.de/tags/BlinkenCity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>BlinkenCity</span></a>. I am watching this with my jaw dropped! I'll provide a link later. This stuff is un-fucking-believable.</p><p><a href="https://social.tchncs.de/tags/38c3" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>38c3</span></a> <a href="https://social.tchncs.de/tags/powergrid" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>powergrid</span></a> <a href="https://social.tchncs.de/tags/energysafety" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>energysafety</span></a> <a href="https://social.tchncs.de/tags/efr" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>efr</span></a></p>