Bárbara Vieira

Cryptography, security and privacy. Opinions are my own.
@[email protected]

[Bárbara Vieira @barbaraisv]

I'm finally blogging again.
This time I'm sharing something about 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗶𝗻𝗴 𝘄𝗶𝘁𝗵 𝗔𝗜 𝗔𝗴𝗲𝗻𝘁𝘀 and lessons I have learned over the last couple of months.

[Personal Blog Post] https://t.co/Pogs0FSkGP

[Medium] https://t.co/VHPq6Gb5xi

[Bárbara Vieira @barbaraisv]

Proud and humbled for actively contributing to this project. What a fun journey this one was!

Differential Privacy at scale is now real.

[What's New on AWS (Unofficial) @awswhatsnew]

AWS Clean Rooms Differential Privacy is now generally available

Today, AWS announces the general availability of AWS Clean Rooms Differential Privacy, a new capability... https://t.co/3aekUkby0r

[Bárbara Vieira @barbaraisv]

Really really proud of this service and this team!

[What's New on AWS (Unofficial) @awswhatsnew]

AWS Clean Rooms Differential Privacy is now available in preview

Today, AWS announces the preview release of AWS Clean Rooms Differential Privacy, a new capability that helps you ... https://t.co/id0TV0iWHk

[What's New on AWS (Unofficial) @awswhatsnew]

AWS Clean Rooms ML is now available in preview

AWS Clean Rooms ML (Preview) helps you and your partners apply privacy-enhancing ML to generate predictive insights without having to share raw data w... https://t.co/YHc73pDuDO

[Bárbara Vieira @barbaraisv]

I'm sympathetic with the #HSCB IT team that must be running against the clock to fix this issue on a #blackfriday! But this is kind of funny 😜 One of the most important days of the year for ecommerce and online banking and this happens 😬

[Bart Preneel @bpreneel1]

TLDR; new letter of scientists pointing out that there are still serious issues with the upcoming eiDAS regulation produced by the trilogue https://t.co/lk77sGVlgd
Vote in ITRE Committee of EU Parliament on 28 November. A 🧵 1/6

[Shmuli Evers @Shmuli]

My @delta flight got canceled from JFK. The customer service line was huge, so I google a Delta JFK phone number. The number was 1888-571-4869 Thinking I reached Delta, I started telling them about getting me on a new flight.

[Bárbara Vieira @barbaraisv]

@GergelyOrosz I'm sure someone already referred OWASP, but... https://t.co/U70vOrhSV8
Retention may have legal implications. It's more a GRC question, therefore policies and standards should drive that because it's very context specific.

[Bárbara Vieira @barbaraisv]

Yesterday I had the pleasure to talk about security engineering with #UMinho students! It was great to see so many students interested in pursuing this career path.
I also loved all the interactions and reactions during the #WomenInTech plenary session. Thanks y’all 🙌#cesium

[Bárbara Vieira @barbaraisv]

Querying on encrypted data in the AWS cloud!

The Cryptographic Computing for Clean Rooms (C3R) encryption client provide client-side tooling which allows users to participate in #AWSCleanRooms collaborations leveraging cryptographic computing.

https://t.co/92QycTii1H

[Bárbara Vieira @barbaraisv]

Proud! #AWSCleanRooms

[AWSonAir @AWSonAir]

Work smarter—& more safely—together. ☁️💬🔒

With #AWS Clean Rooms, customers can create secure data clean rooms in minutes—& collaborate with any company on the #AWSCloud without sharing underlying data.

👉 https://t.co/5X1kMl9rnS

[What's New on AWS (Unofficial) @awswhatsnew]

AWS Clean Rooms is now available in preview

Today, AWS announces the preview release of AWS Clean Rooms, a new analytics service that helps customers collaborate with their partners to more easily and securely analyze their collective datasets—with... https://t.co/GSOLVxwX51

[AWS Storage @AWS_Storage]

Starting in April 2023, #Amazon S3 will introduce two new default bucket security settings by automatically enabling S3 Block Public Access & disabling access control lists (ACLs) for all new S3 buckets. 🆕 defaults are recommended security best practices: https://t.co/9tfb7zxiDP

[Bárbara Vieira @barbaraisv]

#AWSCleanRooms

https://t.co/PfBKv4OKBh

[EDPB @EU_EDPB]

The CJEU's General Court has ruled today that WhatsApp's annulment action against a binding decision of the EDPB is inadmissible. The EDPB welcomes the Court's decision which confirms the EDPB's position: that WhatsApp Ireland Ltd was not directly concerned by the EDPB decision

[noyb – European Center for Digital Rights @NOYBeu]

Meta tried to bypass the consent requirement for tracking and online advertisement by arguing that ads are a part of the "service" that it contractually owes the users. Here is our explanation of what happened 4,5 years ago:

[noyb – European Center for Digital Rights @NOYBeu]

🚨Breaking: Following our complaints from 2018, Meta's business model has been declared illegal in the EU. The EDPB decided that Meta cannot force users to agree to personalized ads.
Read our full statement here: https://t.co/KSR1y4kYuJ

[AWS Security @AWSSecurityInfo]

📣🧵#reInvent RECAP: Key Security Launches

Did you miss our big event in Las Vegas? Don't worry. We got you covered. Here's what's newly launched for all things security🔐

See below (in no particular order)⬇️

[Bárbara Vieira @barbaraisv]

Um grande obrigada a @tapairportugal por esta manhã cancelar o voo directo OPO-GTW sem aviso e obrigar o pessoal a fazer a ponte área pra acabar por ir parar a LHR, acrescentando 4h ao tempo total da viagem. Pensei que a TAP tinha melhorado o serviço! 😤

[Bárbara Vieira @barbaraisv]

Very insightful... wondering how Gartner gets the data to make this sort of inference 🤔

[Nigel Smart @SmartCryptology]

Gartner's Privacy Hype Cycle for 2022....

HE, DP and ZKP are in the innovation trigger stage
MPC is in the trough of disillusionment stage