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Bruna Martins dos Santos

@brums.bsky.social
967 followers 901 following 118 posts

Personal opinions only! All things tech And Human Rights ✨Policy and Advocacy @WITNESS German Chancellor Fellow @AvHStiftung 2021-2022 | Previously @DigitalActionCo, @WZB, @DataPrivacyBr, @direitosnarede| She/Her

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Bruna Martins dos Santos @brums.bsky.social · 12/08/2026
@witnessorg.bsky.social and @indicator.media tested some of the detection tools available in order for companies to comply with the California AI Transparency Act and the AI Act and the outcomes were a bit concerning... indicator.media/p/ai-generat...
indicator.media
AI generators are now required to offer detection tools. We tested them (and they need work)
We found detectors for six out of thirteen companies, and fooled all but one
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Bruna Martins dos Santos @brums.bsky.social · 11/08/2026
A família Bolsonaro e o uso de imagem por sistemas de IA - texto novinho no @diplomatiquebrasil.bsky.social ! diplomatique.org.br/a-familia-bo...
diplomatique.org.br
A família Bolsonaro e o uso de imagem por sistemas de IA - Le Monde Diplomatique
Mídia sintética instaurou um estado persistente de dúvida, onde a incerteza deixa de ser exceção para se tornar a regra. Isso permite que evidências reais sejam descartadas como “falsas”
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Tech Policy Press @techpolicypress.bsky.social · 03/08/2026
The EU AI Act's transparency rules are live—but WITNESS's Bruna Santos and Jacobo Castellanos warn the exemptions could quietly hand the loudest producers of synthetic media a pass.
buff.ly
EU AI Act Transparency Rules Are Now In Effect. Was It A Missed Opportunity?
The EU must confront the technical and legal realities of the digital lifecycle, write WITNESS's Bruna Santos and Jacobo Castellanos.
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Bruna Martins dos Santos @brums.bsky.social · 03/08/2026
At @witnessorg.bsky.social we just shared some thoughts at @techpolicypress.bsky.social about the what the August 2nd, the new Code of Practice on AI transparency and the guidelines means for synthetic media. www.techpolicy.press/eu-ai-act-tr...
techpolicy.press
EU AI Act Transparency Rules Are Now In Effect. Was It A Missed Opportunity?
The EU must confront the technical and legal realities of the digital lifecycle, write WITNESS's Bruna Santos and Jacobo Castellanos.
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Bruna Martins dos Santos @brums.bsky.social · 01/08/2026
August 2nd marks an important date in the EU as, from now on, most of the synthetic media related content will need to be labelled for users. A big step in enshrining downstream transparency across the AI Value Chain. Check out our position: www.witness.org/witness-says...
witness.org
WITNESS on the Enforcement of EU's New AI Transparency Rules: Progress but Key Gaps Remain - WITNESS
WITNESS welcomes the Code of Practice's multi-layered approach to identifying AI-generated content, but says it doesn't go far enough.
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Bruna Martins dos Santos @brums.bsky.social · 13/07/2026
Last week, during the Global Dialogue on AI, and all the events that composed the #GenevaDigitalWeek, we at WITNESS hosted a pretty nice event if I do say so myself (: www.witness.org/witness-conv...
witness.org
WITNESS convenes experts in Geneva and launches new report on AI, content authenticity, and surveillance risks - WITNESS
On July 8, WITNESS and the Forum on Information and Democracy hosted Trustworthy by Design: AI, Content Authenticity, and the Future of Reliable Information, a convening that brought together experts ...
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Tim Engelhardt @tengelhr.bsky.social · 09/06/2026
Germany establishes its own AI Safety Institute
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Bruna Martins dos Santos @brums.bsky.social · 06/03/2026
At @witnessorg.bsky.social we have submitted input to Meta's Oversight Board on the recent call for public comments on non-consensual AI sexualized impersonation. www.witness.org/witness-subm...
witness.org
WITNESS Submits Public Comment to Meta Oversight Board on AI-Generated Sexual Exploitation - WITNESS
Meta ignored recommendations from its Oversight Board on the last AI non-consensual intimate imagery (NCII) case and continues to fail in addressing the structural issues with technology-facilitated g...
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Bruna Martins dos Santos @brums.bsky.social · 22/02/2026
As we all recover from Delhi and endless news about it, last friday marked the end of the summit but also the day when India's IT Amendment Rules 2026 on synthetically generated information (SGI) or synthetic audio-visual content came into force. www.techpolicy.press/india-bets-o...
techpolicy.press
India Bets on AI Detection. Every Regulator Should Watch What Happens Next.
India's rules are correctable, write Mahsa Alimardani, Jacobo Castellanos, and Bruna Martins dos Santos from WITNESS.
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Bruna Martins dos Santos @brums.bsky.social · 06/02/2026
The AI Act first COP on Transparency has been one of our team's main focus on the eu policy space these past months. In this blogpost we go over some of our advocacy points shared with the working groups and co-chairs: privacy-oriented transparency rules blog.witness.org/2026/02/priv...
blog.witness.org
Privacy-First Transparency: WITNESS Response to the First Draft EU AI Act Code of Practice - WITNESS Blog
When you interact with a chatbot, view a deepfake video, or encounter AI-generated content online, should you know about it? This question sits at the heart of one of the most consequential policy pro...
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Bruna Martins dos Santos @brums.bsky.social · 27/01/2026
@wired.com and @mattburgess1.bsky.social have been doing an incredible job reporting on the creation of NCII-oriented Deepfakes by users of both Twitter and Grok. It was a pleasure to speak with him on this new article regarding the broader landscape of nudify tech. www.wired.com/story/deepfa...
wired.com
Deepfake ‘Nudify’ Technology Is Getting Darker—and More Dangerous
Sexual deepfakes continue to get more sophisticated, capable, easy to access, and perilous for millions of women who are abused with the technology.
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Bruna Martins dos Santos @brums.bsky.social · 20/01/2026
Happy to speak to @nrc.nl on the risks emerging AI systems and its intersection with adult content and creation of NCII content. As the risks are higher, we need more concrete safeguards from the companies themselves other than blank prohibitions of producing content in certain contexts.
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mahsa alimardani @mahsaalimardani.bsky.social · 14/01/2026
I wrote about Iran's protests for @theatlantic.com: how AI manipulation and the suspicion of it is being weaponised to dismiss real footage of protests. This piece draws on work from my stellar team at WITNESS and years of studying information controls in Iran and beyond.
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Bruna Martins dos Santos @brums.bsky.social · 09/01/2026
On our latest for Tech Policy Press, shirin anlen and I highlight the urgency of addressing NCII and CSAM as we see new interactions between Generative AI and adult-related content. What happened with #Grok this week is not an isolated case, just the culmination of years of misogyny online.
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Bruna Martins dos Santos @brums.bsky.social · 09/01/2026
On our latest for Tech Policy Press, shirin anlen and I highlight the urgency of addressing NCII and CSAM as we see new interactions between Generative AI and adult-related content. What happened with #Grok this week is not an isolated case, just the culmination of years of misogyny online.
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Nina Jankowicz @ninajankowicz.com · 08/01/2026
Nothing says “we love free speech” like withdrawing from organizations that seek to protect it!!! 🙃🙃🙃🙃
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Justin Hendrix @justinhendrix.bsky.social · 08/01/2026
On Wednesday, President Donald Trump withdrew the United States from 66 international bodies, including the Freedom Online Coalition. With this move, the US has formally stepped away from a core part of its leadership of the global Internet norms it once helped build, writes Konstantinos Komaitis.
techpolicy.press
Trump Ends America’s Leadership on Internet Freedom | TechPolicy.Press
By walking away, the US is dismantling the mechanism that once turned Western values into a lifeline for those behind a firewall, writes Konstantinos Komaitis.
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Bruna Martins dos Santos @brums.bsky.social · 12/12/2025
WITNESS joined the call from brazilian organizations for more transparency in the Draft Bill 2338 process, which aims to regulate Artificial Intelligence in Brazil.
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Alice Stollmeyer @stollmeyer.eurosky.social · 19/11/2025
Dear @vonderleyen.ec.europa.eu, the digital omnibus is the opposite of what we need. In the era of hybrid warfare, we must make it HARDER to WEAPONISE our digital infrastructure against us — not EASIER. cc @kajakallas.bsky.social @andriuskubilius.ec.europa.eu defenddemocracy.eu/europe-secur...
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People Vs Big Tech @peoplevsbigtech.eurosky.social · 19/11/2025
🚨 Brussels, today 🚨Ursula! Stand up for Europe – not for Trump’s tech bros! As the EU unveils its “Digital Omnibus” today, we're rolling out billboards calling on @vonderleyen.ec.europa.eu to stop bending to US and Big Tech pressure and enforce our digital laws #StandUpUrsula✊
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Bruna Martins dos Santos @brums.bsky.social · 18/11/2025
Following the #EUSovereigntySummit and the feeling is of utter disappointment. To see the much needed sovereignty umbrella being used to legitimize the erosion of rights through the omnibus proposals is just not where i imagined a continent that was so blatant about digital regulations going.
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Bruna Martins dos Santos @brums.bsky.social · 14/11/2025
WITNESS has a group of 127 civil society orgs, trade unions, and public interest groups urging the EU to halt changes to the AI Act and GDPR. Reopening landmark laws would weaken the very safeguards that keep surveillance and abuses in check. #digitalOmnibus 🔗 wit.to/EUopenletter
wit.to
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Bruna Martins dos Santos @brums.bsky.social · 06/11/2025
WITNESS submitted inputs to two recent EU Commission calls for input (a) Art. 50 of the EU AI Act and (b) the upcoming Digital Omnibus. Our recommendations regarding art. 50 outline how transparency can work in practice while safeguarding rights: lnkd.in/dDmjnaMq
lnkd.in
LinkedIn
This link will take you to a page that’s not on LinkedIn
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Bruna Martins dos Santos @brums.bsky.social · 17/10/2025
WITNESS submitted an input to the EU Commission's call for evidence on the Digital Omnibus. Our input invites the Commission to deliver a consistent implementaton of the AI Act and ensure fundamental rights are not affected, amongst other things: ec.europa.eu/info/law/bet...
ec.europa.eu
European Commission - Have your say
European Commission - Have your say
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Ben Winters @benwinters.bsky.social · 15/10/2025
s/o to @bcmerchant.bsky.social for mentioning this site nyc-friends.vercel.app that is just an ongoing compilation of vandalized "friend" ads -- it is genuinely some of the most heartwarming stuff ive seen in a while
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Maximilian Henning @maximilian-henning.eurosky.social · 22/09/2025
EU countries will tomorrow give input on which parts of the AI Act they would like to “simplify”, according to a Council discussion note obtained by Euractiv. Read my story at @euractiv.com: www.euractiv.com/news/exclusi...
euractiv.com
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Justin Hendrix @justinhendrix.bsky.social · 05/08/2025
"Brazil's Supreme Court put former President Jair Bolsonaro under house arrest on Monday ahead of his trial for an alleged coup plot, underscoring the court's resolve despite escalating tariffs and sanctions from U.S. President Donald Trump."
reuters.com
Brazil's Bolsonaro arrested, adding to tensions with Trump
Brazil's Supreme Court put former President Jair Bolsonaro under house arrest on Monday ahead of his trial for an alleged coup plot, underscoring the court's resolve despite escalating tariffs and sanctions from U.S. President Donald Trump.
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Bruna Martins dos Santos @brums.bsky.social · 01/08/2025
At the one year anniversary of the EU AI Act, we at WITNESS just published our comments to the recently published Code of Practice for General Purpose AI. www.witness.org/the-eu-gpai-...
witness.org
The EU GPAI Code of Practice: Progress Made, But the Real Test Lies Ahead - WITNESS
The European Commission published the final version of the General Purpose AI Code of Practice on July 10th. The code, which providers of GPAI models will be signing on a voluntary basis, is responsib...
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Bruna Martins dos Santos @brums.bsky.social · 30/07/2025
What a bizarre and strange world we live in. To see Brazil framed as a national security threat to the U.S. based solely on sovereign and legitimate decisions taken by the Supreme Court that helped save Brazilian Democracy is a real absurd. Colonialism 4.0. www.whitehouse.gov/fact-sheets/...
whitehouse.gov
Fact Sheet: President Donald J. Trump Addresses Threats to the United States from the Government of Brazil
ADDRESSING A NATIONAL EMERGENCY: Today, President Donald J. Trump signed an Executive Order implementing an additional 40% tariff on Brazil, bringing the
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Bruna Martins dos Santos @brums.bsky.social · 25/07/2025
Publicamos ontem, no Le Monde Diplomatique Brasil, um texto de opinião sobre o Tarifaço do Trump no Brazil - com @rafaelzanatta.bsky.social e Ale Gonzales. diplomatique.org.br/a-regra-da-p... c/c @direitosnarede.bsky.social @dataprivacybrasil.bsky.social
diplomatique.org.br
A regra da política externa de Trump é acabar com as regras - Le Monde Diplomatique
Ao longo dos últimos seis meses, as novas diretrizes do Governo Trump têm desestabilizado o debate em torno de direitos digitais e direitos humanos
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Bruna Martins dos Santos @brums.bsky.social · 22/07/2025
Falei recentemente com a Julia Braun, da BBC Brasil, sobre a recem aberta investigaçao do USTR sobre praticas comerciais brasileiras: www.bbc.com/portuguese/a...
bbc.com
Acusações de Trump em investigação comercial contra o Brasil fazem sentido? - BBC News Brasil
O amplo pacote de alegações vai de reclamações sobre o Pix, sistema de pagamentos do Banco Central, até queixas sobre o desmatamento ilegal.
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Tech Policy Press @techpolicypress.bsky.social · 18/07/2025
As the US escalates trade probes and attacks on foreign tech regulations, the question arises: Is this about protecting the internet, or advancing a global deregulatory agenda? writes Bruna Santos.
techpolicy.press
In The Trump Era, Deregulation Has Become A Foreign Policy Directive | TechPolicy.Press
We need to abandon global strategies based on tariffs that aim to concentrate technological power exclusively in the US, writes Bruna Santos.
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Bruna Martins dos Santos @brums.bsky.social · 19/07/2025
Woke up yesterday a bit fed-up with Trumps de-regulatory Agenda and wrote a Little something (: www.techpolicy.press/in-the-trump...
techpolicy.press
In The Trump Era, Deregulation Has Become A Foreign Policy Directive | TechPolicy.Press
We need to abandon global strategies based on tariffs that aim to concentrate technological power exclusively in the US, writes Bruna Santos.
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Bruna Martins dos Santos @brums.bsky.social · 10/07/2025
WITNESS is one of the co-signatories of the Open Joint Letter against the Delaying and Reopening of the AI Act. cdt.org/wp-content/u...
cdt.org
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Bruna Martins dos Santos @brums.bsky.social · 20/06/2025
Let’s meet up in Oslo! #IGF2025
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Bruna Martins dos Santos @brums.bsky.social · 11/06/2025
Semana passada, logo após a leitura do voto do Ministro André Mendonça, falei com a Agência RadioWeb sobre o julgamento do art. 19 do Marco Civil da Internet em nome da Coalizão Direitos na Rede. Gravação aqui: app.agenciaradioweb.com.br/erp/ouvir_au...
app.agenciaradioweb.com.br
STF retoma julgamento sobre a responsabilidade das plataformas
STF retoma julgamento sobre a responsabilidade das plataformas
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Bruna Martins dos Santos @brums.bsky.social · 23/05/2025
At WITNESS we are concerned with the 10y Preemption to State regulation of Artificial Intelligence that was added to the Budget Reconcilliation Bill, recently approved at the U.S. House of Representatives. Take a look at our mosr recent Blog post: www.witness.org/push-for-der...
witness.org
Push for Deregulation of AI Makes a Concerning Appearance in U.S. Budget Reconciliation Bill - WITNESS
WITNESS urges the U.S. Congress to remove a clause in the Budget Reconciliation bill draft that bans State regulation of AI for 10 years.
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Bruna Martins dos Santos @brums.bsky.social · 23/05/2025
At WITNESS we are concerned with the 10y Preemption to State regulation of Artificial Intelligence that was added to the Budget Reconcilliation Bill, recently approved at the U.S. House of Representatives. Take a look at our mosr recent Blog post: www.witness.org/push-for-der...
witness.org
Push for Deregulation of AI Makes a Concerning Appearance in U.S. Budget Reconciliation Bill - WITNESS
WITNESS urges the U.S. Congress to remove a clause in the Budget Reconciliation bill draft that bans State regulation of AI for 10 years.
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Bruna Martins dos Santos @brums.bsky.social · 21/05/2025
GDPR Omnibus changed the mid-sized company caps to 750 employees, meaning that companies and organizations with fewer than 750 employees will no longer be required to maintain records of personal data processing activities in low-risk cases. single-market-economy.ec.europa.eu/publications...
single-market-economy.ec.europa.eu
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S G Dickinson @sgdickinson.bsky.social · 19/05/2025
1/ Last week, @domainincite.com broke the news that ICANN has removed DEI language from its website, causing justifiable concern from within ICANN's community. But what hasn't been flagged yet is how this might affect #WSIS+20 negotiations happening at the UNGA this year. A 🧵...
domainincite.com
ICANN kills off diversity and inclusion - Domain Incite
ICANN seems to have become the latest American organization to back away from commitments to "diversity" and "inclusion" in the wake of a universe now controlled by the whims of Donald Trump. The Org ...
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POLITICO Europe @politico.eu · 13/05/2025
The European Commission is open to amending the EU’s AI Act following an upcoming review, a top Commission official told our #POLITICOAITech summit today.
politico.eu
EU Commission opens door for ‘targeted changes’ to AI Act
Brussels is reviewing a swathe of laws in a deregulation push.
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mahsa alimardani @mahsaalimardani.bsky.social · 01/04/2025
The CoP must explicitly require AI outputs be traceable to their source model (identifiable & understandable) to uphold rights. This is vital for all models, including complex open-source ones. 3/3
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mahsa alimardani @mahsaalimardani.bsky.social · 01/04/2025
Currently, neither the #AIAct nor the draft CoP explicitly requires transparency for GPAI model outputs. This weakens accountability & fundamental rights protection. Incident reporting efforts (Commitment II.12) aren't enough. 2/3
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mahsa alimardani @mahsaalimardani.bsky.social · 01/04/2025
WITNESS analysis of the EU AI Act's draft GPAI Code of Practice (CoP) flags urgent concerns. One point -we need stronger Output Transparency requirements to ensure information integrity. 1/3
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Bruna Martins dos Santos @brums.bsky.social · 01/04/2025
At WITNESS we just issued a blog post about the General Purpose AI Code of Practice, raising some concerns around the 3rd draft! Read it here: blog.witness.org/2025/03/eu-a...
blog.witness.org
EU AI Act: Ensuring Rights, Disclosure and Meaningful Protections in the General Purpose AI Code of Practice - WITNESS Blog
WITNESS expresses concern regarding the changes in the EU AI Act’s third draft of the General-Purpose AI Code of Practice. These modifications impact transparency, risk assessments and copyright, and ...
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Center for Countering Digital Hate @counterhate.com · 27/01/2025
"The media & political classes in general are being distracted by [Musk's] sleight of hand. This is all flim-flam to disguise what he is really up to, and his agenda is purely economic in nature.” Our CEO @imranahmed.bsky.social in @theguardian.com on the main reason for Musk's interest in the UK 👇
theguardian.com
Elon Musk’s beef with Britain isn’t (only) about politics. It’s about tech regulation
Experts suspect X owner’s interest in UK is to put pressure on authorities working to codify a new online safety law
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Thaís Gondar @thaisgondar.bsky.social · 26/01/2025
Absolutamente excelente esse episódio! Já quero ser amiga da @brums.bsky.social 👏👏👏
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Bruna Martins dos Santos @brums.bsky.social · 22/01/2025
@aguoficial.bsky.social realiza agora audiencia publica sobre "Política de moderação de conteúdo nas plataformas digitais" e, para a surpresa de ninguém, as plataformas não compareceram ao debate - apesar de convidadas
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Bruna Martins dos Santos @brums.bsky.social · 22/01/2025
Participei do podcast Resumido com o Bruno Natal (@brunonatal.bsky.social) falando um pouco sobre regulação das redes e tecnologias emergentes! resumido.cc/podcasts/res...
resumido.cc
RESUMIDO Entrevista: Bruna Santos e a regulação da IA
Regulação da inteligência artificial, controle das big techs e o futuro da governança digital numa conversa com Bruna Santos.
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