Guillaume Kuster
@gkuster.com
đ€ 368
đ„ 102
đ 30
Deputy Director of the Communication and Information Directorate @ French Foreign Office
reposted by
Guillaume Kuster
AI Forensics
25 days ago
đš354 automated AI accounts generated 4.5 billion views on TikTok through more than 43,000 AI-made posts. Our investigation finds Agentic AI Accounts spreading harmful content. Yet TikTok labels around 1.38% of these posts. â ïž Full report:
tinyurl.com/4kkfm4nn
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reposted by
Guillaume Kuster
CheckFirst
5 months ago
Today, we are proud to publish our latest investigation into the FSBâs 16th Center, publicly accused of operating some of Russia's most sophisticated cyber-espionage groups. đ
checkfirst.network/decoding-se...
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reposted by
Guillaume Kuster
Francesco Poldi
6 months ago
đ Operation Overload on Telegram: âą 673 channels analysed âą 7M+ messages âą 2M+ media collisions (39% of 5.5M total) âą 550+ channels share admins âą 70% of Overload-linked emails point to Telegram âą 10 verified channels drive core narratives
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reposted by
Guillaume Kuster
CheckFirst
7 months ago
Today, we're proud to launch RADAR (Regulatory Assessment for Digital Service Act Risks), an open framework that introduces standardised tags for Digital Service Act (DSA) infringements:
radar.checkfirst.network/
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RADAR - Regulatory Assessment for Digital Service Act Risks
RADAR is a framework for assessing and mitigating Digital Service Act (DSA) regulatory risks. Developed by CheckFirst, it guides digital service providers through compliance checkpoints and best practices.
https://radar.checkfirst.network/
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reposted by
Guillaume Kuster
CheckFirst
8 months ago
Today, in collaboration with
@dfrlab.bsky.social
, we pull back the curtain with the
#Pravda
Dashboard, a live, hourâbyâhour tracker of
#Russiaâs
Portal Kombat network. Follow each articleâs journey, trace domain footprints, spot languageâshifts and watch targeting patterns unfold!
portal-kombat.com
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Pravda in numbers - Content and Network analysis
Interactive dashboard visualizing patterns, language distribution, domain connections and more across the Pravda Russian network.
https://portal-kombat.com/
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reposted by
Guillaume Kuster
DFRLab
10 months ago
NEW đš The
#Pravdanetworkâa
Russia-linked disinformation operationâhas infiltrated
#Wikipedia
, AI chatbots, and
#X
, spreading pro-Kremlin narratives globally.
@vchatelet.bsky.social
&
@checkfirst.network
reveal the scale of this content pollution:
bit.ly/3R6XW9l
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Russia-linked Pravda network cited on Wikipedia, LLMs, and X
Pro-Kremlin content pollutes sources on multiple platforms, sparking worries of false claims and sanctioned content reaching global audiences
https://bit.ly/3R6XW9l
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reposted by
Guillaume Kuster
CheckFirst
10 months ago
đš NEW REPORT đ The Russian propaganda and disinformation âPravdaâ network extended its coverage and aims (and succeeds) at polluting large language models (LLMs) and Wikipedia. đïž Xâs Community notes are unable to aptly address the spread of âPravdaâ content on the platform.
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âPravdaâ Network: Worldwide Expansion and LLM, Wikipedia Pollution - CheckFirst
CheckFirst, in partnership with DFRLab, shows how the Russian propaganda and disinformation âPravdaâ network extended its coverage and aims (and succeeds) at polluting large language models (LLMs) and...
https://checkfirst.network/pravda-network-worldwide-expansion-and-llm-wikipedia-pollution/
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reposted by
Guillaume Kuster
CheckFirst
10 months ago
đš New report! In collaboration with
@dfrlab.bsky.social
, we reveal the global expansion of
#Russiaâs
so-called "Portal Kombat" networkâan influence operation laundering pro-Kremlin content across Europe, Africa, and Asia. First exposed by
@viginum.bsky.social
a year ago.
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Russiaâs so-called âPravdaâ network expands worldwide
The network formerly known as Portal Kombat added new domains and expanded its geographic reach over the last year
https://dfrlab.org/2025/02/24/russia-pravda-network-expands-worldwide/
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Ă troll, troll et demi.
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11 months ago
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reposted by
Guillaume Kuster
CheckFirst
11 months ago
We're pleased to announce the launch of our new Community Notes Dashboard â a state-of-the-art, interactive platform that delivers deep insights into the evolution and distribution of Community Notes on
#X
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Community Notes Dashboard |Â CheckFirst
https://cn.kaksi.ovh/
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reposted by
Guillaume Kuster
Max Bernhard
11 months ago
New: We've uncovered over 100 websites set up by a group known as Storm-1516. After the US elections the Russian influence operation has set its sights on Germany's federal elections. Some of these sites have already been used to attack German politicians.
correctiv.org/faktencheck/...
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Russian Disinformation Campaigns Eluded Metaâs Efforts to Block Them
A new report details how a covert influence operation linked to the Kremlin continued to place ads on Facebook despite U.S. and E.U. prohibitions on doing business with the organization.
https://www.nytimes.com/2025/01/17/business/russia-disinformation-meta.html?searchResultPosition=1
11 months ago
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This Friday seems to be an SDA day. The G7 Rapid Response Mechanism just posted a statement about the Kremlin funded Social Design Agency we just released a report about. Have a good week end.
www.state.gov/office-of-th...
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Joint Statement by the G7 Rapid Response Mechanism (RRM) on a Russian Influence Campaign - United States Department of State
The text of the following statement was released by the G7 Rapid Response Mechanism, which includes Australia, Canada, France, Germany, Italy, Japan, Netherlands, New Zealand, Sweden, the United Kingd...
https://www.state.gov/office-of-the-spokesperson/releases/2025/01/joint-statement-by-the-g7-rapid-response-mechanism-rrm-on-a-russian-influence-campaign
11 months ago
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reposted by
Guillaume Kuster
CheckFirst
11 months ago
Despite international sanctions,
#Meta
is accepting payments from Russian propagandists. Our latest report with
@aiforensics.org
& Reset underscore how Meta has failed to moderate over 8,000 political ads from the Kremlin-linked Social Design Agency (SDA).
#SDALeak
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Influence by Design: How Meta Accepted Russian Propaganda Payments Despite Sanctions - CheckFirst
Check First, in partnership with Reset.tech and AI Forensics, unveils the extent to which Kremlin-linked entity SDA have exploited Meta platforms to disseminate propaganda.
https://checkfirst.network/influence-by-design-how-meta-accepted-russian-propaganda-payments-despite-sanctions/
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Kudos to
@safety.bsky.app
for moderating Operation Overload posts even before they can be shared. The latest email targeting fact-checkers associated with
#Overload
contained only Bluesky links, none of which linked to content at the time the email was received. Different story on XâŠ
12 months ago
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reposted by
Guillaume Kuster
Alexandre Alaphilippe
12 months ago
Deepfakes are crazy good these days. I just saw a video of Zuckerberg claiming: - he's "getting rid of fact-checkers" because they "censor" debate - he's "restoring free speech" on Facebook/Instagram - that "Europe is institutionalising censorship" Oh, wait...
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542K views · 7K comments | It's time to get back to our roots around free expression. We're replacing fact checkers with Community Notes, simplifying our policies and focusing on... | By Mark Zuckerbe...
It's time to get back to our roots around free expression. We're replacing fact checkers with Community Notes, simplifying our policies and focusing on...
https://www.facebook.com/zuck/videos/1525382954801931/?rdid=HmRVm0p9PVfMNQJ4
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Great comments on platform regulation during electoral periods by
@vincentcouronne.bsky.social
reflecting on the unprecedented Romanian case and the situation outside of the EU, especially in
#Africa
overcast.fm/+AAycBXDNAFQ
(in French)
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Comment rĂ©guler les plateformes en pĂ©riode Ă©lectorale ? â ODIL Le Podcast
Une dĂ©cision historique. La cour constitutionnelle roumaine a annulĂ© lâĂ©lection prĂ©sidentielle, dont le second tour Ă©tait prĂ©vu le 8 dĂ©cembre. En cause, lâarrivĂ©e en tĂȘte du premier tour de CÄlin Geor...
https://overcast.fm/+AAycBXDNAFQ
about 1 year ago
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Excellent opinion piece by
@marietjeschaake.bsky.social
in the
@financialtimes.com
about the role of platforms in election manipulation. She captures the hopes and fears surrounding the
#DSA
's enforcement amid what may be its most significant raison d'ĂȘtre yet.
#Romania
www.ft.com/content/2855...
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Romaniaâs cancelled election is a lesson in social media manipulation
Investigations should finally shed light on how algorithms win votes and influence people
https://www.ft.com/content/2855bf6f-4b40-412d-8249-64c90370bbd2
about 1 year ago
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If you're short on time to read
@checkfirst.network
's research note on Meta's failures to moderate political ads during the Romanian Presidential campaign, here's an excellent wrap-up by
@dzuidijk.bsky.social
on
@bloomberg.com
www.bloomberg.com/news/article...
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Covert Facebook Network Found to Be Targeting Romanian Voters
Meta Platforms Inc. allowed a network of Facebook pages to post more than 4,100 political ads attacking Romaniaâs pro-EU presidential candidate Elena Lasconi and promoting far-right figures, including...
https://www.bloomberg.com/news/articles/2024-12-09/covert-facebook-network-found-to-be-targeting-romanian-voters?embedded-checkout=true&leadSource=uverify%20wall
about 1 year ago
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Moderation? What moderation?
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about 1 year ago
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Data access for researchers (DSA art 40): Itâs coming, probably next spring (and also for NGOs). In the meantime hereâs a very helpful paper by
@jaalbrt.bsky.social
to ease your impatience.
dsa-observatory.eu/2024/11/29/r...
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Researcher access to platform data: Experts weigh in on the Delegated Act - DSA Observatory
by John Albert, DSA Observatory This post shares insights from a DSA Observatory workshop held on 18 November 2024, where researchers and legal experts met to discuss whatâs new in the draft delegated...
https://dsa-observatory.eu/2024/11/29/researcher-access-to-platform-data-experts-weigh-in-on-the-delegated-act/
about 1 year ago
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Operation
#Overload
update: Evidence of link to Russia, new targets identified, increased email activity and a shift of narratives towards the U.S. election. Read the latest in our new activity update report:
checkfirst.network/operation-ov...
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Operation Overload: A Growing Disinformation Threat Now Targeting the U.S. Presidential Election - CheckFirst
Continuing the collaboration between Check First and Reset.tech, our latest findings confirm that the operation is based in Russia. We also describe how Operation Overload has now shifted its focus to...
https://checkfirst.network/operation-overload-a-growing-disinformation-threat-now-targeting-the-u-s-presidential-election/
over 1 year ago
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@alexjubelin.bsky.social
Ăpisode sâannonçant comme passionnant sur lâincursion ukrainienne Ă Koursk mais la piĂštre qualitĂ© audio de Vincent Tourret mâa dĂ©couragĂ© dâaller au bout. Life hack:
podcast.adobe.com/enhance
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Enhance Speech from Adobe | Free AI filter for cleaning up spoken audio
This AI audio filter improves spoken audio to make it sound like it was recorded in a soundproofed studio.
https://podcast.adobe.com/enhance
over 1 year ago
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A great piece by Euronews's The Cube on our and
@faktabaari.bsky.social
latest report:
www.euronews.com/video/2024/0...
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Video. TikTok âpromoted misogynyâ in run-up to European elections
Video. A new study has found that TikTokâs search suggestions contained toxic language towards women and minorities in Finland.
https://www.euronews.com/video/2024/07/08/tiktok-promoted-misogyny-and-negative-stereotypes-in-run-up-to-eu-elections
over 1 year ago
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Talking more about pro-Russian misinformation operations (Overloads, ads on Meta) in yesterday's
@franceculture.bsky.social
lunch newscast (in French):
www.radiofrance.fr/francecultur...
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La campagne éclair du premier tour des législatives a officiellement débuté
Jusqu'à quel point le feuilleton des trahisons et des alliances, à droite comme à gauche est-il de nature à troubler la lisibilité du scrutin ? Et quelles conséquences pourraient avoir le niveau de pa...
https://www.radiofrance.fr/franceculture/podcasts/journal-de-12h30/journal-de-12h30-du-lundi-17-juin-2024-8546042
over 1 year ago
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reposted by
Guillaume Kuster
EU DisinfoLab
over 1 year ago
Join our next Thursday as we plunge into
#OperationOverload
, a campaign targeting fact-checkers and researchers worldwide, urging them to verify dubious claims, depleting their resources. đïž 20 June đ 14:30 CEST đŠž
@g.checkfirst.network
,
@checkfirst.network
đ
us06web.zoom.us/webinar/regi...
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reposted by
Guillaume Kuster
Hervé Letoqueux
over 1 year ago
Depuis la fin 2023, VIGINUM observe et documente une campagne malveillante susceptible dâaffecter le dĂ©bat public numĂ©rique francophone. Ce mode opĂ©ratoire, connu en sources ouvertes sous le nom de Matriochka, est actif depuis au moins sept 2023.
www.sgdsn.gouv.fr/publications...
#Dinsinformation
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Matriochka : une campagne prorusse ciblant les médias et la communauté des fact-checkers | SGDSN
VIGINUM publie un rapport technique sur « Matriochka », une campagne de manipulation de lâinformation prorusse ciblant les mĂ©dias et la communautĂ© des fact-checkers.
https://www.sgdsn.gouv.fr/publications/matriochka-une-campagne-prorusse-ciblant-les-medias-et-la-communaute-des-fact-checkers
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reposted by
Guillaume Kuster
European Commission
over 1 year ago
Our Union should never be taken for granted. Â Defend it, shape it. Â Â đłïž Voting booths across the European Union are ready: it is time to
#UseYourVote
.
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reposted by
Guillaume Kuster
CheckFirst
over 1 year ago
The European Parliament takes a firm stance against disinformation ahead of the elections, expressing significant concerns about many past and ongoing manipulation attempts, including
#OperationOverload
, which we reported on. Collaboration is key. Our report:
checkfirst.network/operation-ov...
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European elections: EU institutions prepared to counter disinformation | News | European Parliament
The EU institutions are playing their part in defending the European elections on 6-9 June against disinformation and information manipulation targeting European democracy.
https://www.europarl.europa.eu/news/en/press-room/20240603IPR21804/european-elections-eu-institutions-prepared-to-counter-disinformation
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reposted by
Guillaume Kuster
CheckFirst
over 1 year ago
đą With the support of Reset & 20+ fact-checking organisations, we unveil "Operation Overload". It is a sophisticated, cross-country disinformation campaign orchestrated to disseminate pro-Russian propaganda in the West. Find out more about
#OperationOverload
—ïž
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Operation Overload: how pro-Russian actors flood newsrooms with fake content and seek to divert their efforts - CheckFirst
âPlease Checkâ. More that 800 organisations, among which many media outlets have been flooded with emails and social media mentions urging them to verify dubious claims undermining Ukraine, France and...
https://checkfirst.network/operation-overload-how-pro-russian-actors-flood-newsrooms-with-fake-content-and-seek-to-divert-their-efforts/
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Necessary action. In just two hours yesterday we uncovered another flurry of fraudulent scam ads on Facebook, having reached >3M users.
checkfirst.network/facebook-hus...
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over 1 year ago
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reposted by
Guillaume Kuster
Alexandra Geese
over 1 year ago
New report out by Mozilla and
@checkfirst.network
: Big tech ad
#transparency
databases under the
#DSA
have major gaps & are unreliable. We need standardisation for repositories - the EU Commission can & should issue guidelines!Â
@thierrybreton.bsky.social
foundation.mozilla.org/en/research/...
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reposted by
Guillaume Kuster
Mathilde Saliou
over 1 year ago
Exclu Next : selon une nouvelle Ă©tude d'AI Forensics, Meta Ă©choue Ă modĂ©rer correctement ses publicitĂ©s, notamment politiques, quand bien mĂȘme les Ă©lections europĂ©ennes approchent.
next.ink/134519/elect...
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Ălections europĂ©ennes : Meta Ă©choue Ă modĂ©rer des publicitĂ©s de propagande pro-russe - Next
[ExclusivitĂ© Next] Une nouvelle Ă©tude dâAI Forensics illustre la faiblesse de la modĂ©ration des publicitĂ©s politiques rĂ©alisĂ©e par Meta, et la maniĂšre dont des rĂ©seaux dâinfluence pro-russe en tirent ...
https://next.ink/134519/elections-europeennes-meta-echoue-a-moderer-des-publicites-de-propagande-pro-russe/
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reposted by
Guillaume Kuster
CheckFirst
over 1 year ago
đŁïž"We are facing image manipulations that are more plausible than ever". Our CEO
@g.checkfirst.network
was interviewed by Les VĂ©rificateurs on French TV channel LCI. The video is available here —ïž
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VIDĂO - Chronique les VĂ©rificateurs : de mystĂ©rieux graffitis anti-Zelensky en Europe ? | TF1 INFO
[VIDĂO] Retrouvez la chronique de Samira El Gadir, tous les jeudis dans
https://www.tf1info.fr/international/video-chronique-les-verificateurs-de-mysterieux-graffitis-anti-zelensky-en-europe-2294458.html
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reposted by
Guillaume Kuster
Alexandre Alaphilippe
almost 2 years ago
Fascinante plongĂ©e dans les arcanes de lâarnaque, aux confins du cybercrime et de la dĂ©sinformation. Un grand coup de chapeau Ă
@checkfirst.network
qui avait déjà exposé cette opération dans Facebook Hustle.
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reposted by
Guillaume Kuster
CheckFirst
almost 2 years ago
The cat and mouse game is not efficient enough. Checkfirst's
@g.checkfirst.network
on
@france24.bsky.social
talked about digital threats on EU elections. He discussed
#FacebookHustles
and
#UpNextReport
, reminding that Youtube favored far-right content during the Finnish Presidential race.
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Ici l'Europe - Menace sur les élections européennes : l'UE cible d'intox et de cyberattaques
L'hĂ©micycle europĂ©en craint dâĂȘtre la cible dâopĂ©rations de dĂ©sinformation et de cyberattaques Ă lâapproche des Ă©lections europĂ©ennes, en juin prochain. En pleine guerre en Ukraine, la Russie intensif...
https://www.france24.com/fr/%C3%A9missions/ici-l-europe/20240322-menace-sur-les-%C3%A9lections-europ%C3%A9ennes-l-ue-cible-d-intox-et-de-cyberattaques
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Ole hyvÀ! Thanks to you for giving us the floor and letting us share our findings with the community. We need more adversarial research. Read the entire report:
crossover.social/finnish-far-...
add a skeleton here at some point
almost 2 years ago
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reposted by
Guillaume Kuster
EU DisinfoLab
almost 2 years ago
Join us as
@g.checkfirst.network
presents
@checkfirst.network
&
@faktabaari.bsky.social
's analysis on the far right's social media presence during the recent Finnish presidential elections. Registerđ
us06web.zoom.us/webinar/regi...
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reposted by
Guillaume Kuster
CheckFirst
almost 2 years ago
đ«đź On Wednesday, our CEO
@g.checkfirst.network
st.network
met with VÄra JourovĂĄ, Vice-President of the European Commission, presenting key lessons from our CrossOver project in Finland with
@faktabaari.bsky.social
. đ· Alessandro Rampazzo/Copyright: European Union, 2024/EC - Audiovisual Service
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reposted by
Guillaume Kuster
CheckFirst
almost 2 years ago
Join our CEO,
@g.checkfirst.network
alongside
@aa.disinfo.eu
from
@disinfo.eu
for an eye-opening webinar revealing the key learnings from our latest CrossOver iteration in Finland with the amazing team at
@faktabaari.bsky.social
. đïž Save the date: March 14th, 2:30 PM (Paris time)
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Far from fair â how the Finnish far-right took the spotlight on social media ahead of the presidential election - EU DisinfoLab
Our webinar on 14 March, featuring Guillaume Kuster, CEO of Check First, offers an in-depth analysis of the Finnish far right's presence and visibility on social media platforms in the lead-up to the ...
https://www.disinfo.eu/outreach/our-webinars/14-march-2024-far-from-fair-how-the-finnish-far-right-took-the-spotlight-on-social-media-ahead-of-the-presidential-election/
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MĂȘme technique que celle identifiĂ©e dans notre enquĂȘte Facebook Hustles, autre victime.
checkfirst.network/facebook-hus...
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almost 2 years ago
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Oh.
francetvinfo.fr
down
almost 2 years ago
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reposted by
Guillaume Kuster
CheckFirst
almost 2 years ago
Excited to share that our CrossOver Finland project with
@faktabaari.bsky.social
is spotlighted in a Logically Facts article! đ Don't miss out â make sure to give it a read!
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In the eye of the storm: Safeguarding the Finnish election in a turbulent security environment
Logically Facts looks at the Finnish misinformation landscape ahead of elections.
https://www.logicallyfacts.com/en/analysis/in-the-eye-of-the-storm-safeguarding-the-finnish-election-in-a-turbulent-security-environment
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Finding #1 âA monitoring system so extensive that it generates overlap is a must.â
dfrlab.org/2024/01/24/h...
via
@terryzim.bsky.social
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How Ukraine fights Russian disinformation: Beehive vs mammoth
What Ukrainian practitioners can teach us about countering Russian disinformation, propaganda and information aggression
https://dfrlab.org/2024/01/24/how-ukraine-fights-russian-disinformation-beehive-vs-mammoth/
almost 2 years ago
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Nice episode of le Soirâs podcast with
@philaloux.bsky.social
about our latest study.
www.lesoir.be/555064/artic...
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Comment les algorithmes dâAmazon recommandent de la dĂ©sinformation en masse
https://www.lesoir.be/555064/article/2023-12-12/comment-les-algorithmes-damazon-recommandent-de-la-desinformation-en-masse
about 2 years ago
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When Amazon book stores recommended anti-vaccination, harmful content and let users access pornographic content without control. Our latest study together with
@aiforensics.bsky.social
is up (and Le Monde read it)
www.lemonde.fr/pixels/artic...
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Dans la librairie dâAmazon, « les algorithmes façonnent les ventes, mais aussi le discours publ...
Dans une étude parue lundi, AI Forensics et Check First mettent en lumiÚre la façon dont Amazon surexpose des ouvrages trompeurs ou controversés dans ses rayons en lignes.
https://www.lemonde.fr/pixels/article/2023/12/11/dans-la-librairie-d-amazon-les-algorithmes-faconnent-les-ventes-mais-aussi-le-discours-public_6205183_4408996.html
about 2 years ago
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Welcoming
@mikkovsalo.bsky.social
and here! Always great to see talents from
@faktabaari.bsky.social
enrich the conversation đ«¶
about 2 years ago
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Western-Balkanâs governments are showing a strong interest in the DSA, media regulation, and European Media Literacy practices in a context of high sensitivity to FiMi. Looking forward to
@al.checkfirst.network
âs talk later today on the protection of the information environment at EU-WB conference.
about 2 years ago
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reposted by
Guillaume Kuster
Pixels | Le Monde
about 2 years ago
Les ministĂšres sommĂ©s de « remplacer » leurs messageries instantanĂ©es par lâapplication française Olvid
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Les ministĂšres sommĂ©s de « remplacer » leurs messageries instantanĂ©es par lâapplication fra...
Les services dâElisabeth Borne ont donnĂ© jusquâau 8 dĂ©cembre aux ministres pour installer lâapplication Olvid, et ne plus utiliser les principales applications « grand public » (WhatsApp,...
https://www.lemonde.fr/pixels/article/2023/11/29/les-ministeres-sommes-de-remplacer-leurs-messageries-instantanees-par-l-application-francaise-olvid_6203031_4408996.html?lmd_medium=al&lmd_campaign=envoye-par-appli&lmd_creation=android&lmd_source=default
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