Top Tweets for #NeuralHash
Natural collisions in Apple’s #NeuralHash and Microsoft’s #PhotoDNA show worrying false positives/negatives in widely deployed perceptual hashing. Our findings highlight severe risks for privacy and civil liberties at scale. Watch this short demo: 🎥 https://t.co/bWxVTKlZEC
Great thread by my PhD student @shubhamjain0594 showing how deep perceptual hashing algorithms such as #NeuralHash are vulnerable to avoidance detection attacks 🕵️.
This is crucial research to evaluate whether client-side scanning systems will work in practice❓#OnlineSafetyBill
Our USENIX Security 2022 paper (w/ @AnaMariaCretu5 @yvesalexandre) showed client-side scanning systems for illegal content detection to be vulnerable to evasion attacks. With Avril Wong, we extend the attack to SOTA deep perceptual hashing algorithms https://t.co/LFP75dBbC2. 🧵
"@Apple has been playing two games at once – protecting #privacy & developing #surveillance tools – while only acknowledging the former" - @CarissaVeliz
#NeuralHash exposed the ruse; any 'privacy' you get is only that which aligns with its own interests.
https://t.co/etHP8UGF0u

Find out in our latest #SafeguardingPodcast with Hany Farid @BerkeleyISchool how #PhotoDNA & @Apple's #NeuralHash actually work & why the "Incipient Slippery Slope" argument is wrong: https://t.co/1HVdTOrlCB

Why does Hany Farid, Professor @BerkeleyISchool think that @Apple's #NeuralHash Child Safety proposals aren't pleasing anyone at all? Find out in our latest #SafeguardingPodcast: https://t.co/1HVdTOrlCB

In our latest #SafeguardingPodcast with Hany Farid, @BerkeleyISchool: #PhotoDNA, #E2EE, @Apple's #NeuralHash child safety proposal, the incipient slippery slope, Apple's Secret Sharing Threshold and why that's a problem, and "WhatsApp's hypocrisy".
https://t.co/11frbNdsnc

In our latest #SafeguardingPodcast with Hany Farid, @BerkeleyISchool: #PhotoDNA, #E2EE, @Apple's #NeuralHash child safety proposal, the incipient slippery slope, Apple's Secret Sharing Threshold and why that's a problem, and "WhatsApp's hypocrisy".
https://t.co/1HVdTOrlCB

Apple has announced a new tool to detect child sexual abuse material (#CSAM) in iCloud Photos accounts called #NeuralHash. 🔎
❓How it works? Can it be compromised?
🔗 Learn more about it here:
https://t.co/k4KEPngsb8
Apple recently proposed a system that will automatically scan iCloud photos and this has sparked fears that it may be used for mass surveillance. Thoughts?
Read more here:
https://t.co/0mcQnxU0vd
#apple #neuralhash #software #technology #ios #cryptography #digitalsafety

Are you an Apple user?
then you need to know about Neural Hash.
OK, so what is Neural Hash?
A tool that scans images prior to uploading the images to the cloud.
How?
If NeuralHash finds an inappropriate child picture that me…https://t.co/iAU5LNHhcL https://t.co/GVruJL3L0H
In public commentary of the experimenting with Apple's #NeuralHash, you will find two perspectives:
1/ "of course to achieve a victory the attackers will need to fulfil <long list of prerequisites>"
2/ "the street finds its own uses for things" HT: @GreatDismal
I'm backing #2.
Apple’s expert public review document (left) vs. two weeks of attention from the hacker community (right). https://t.co/xPCjqFlNRF

Noticias sobre #NeuralHash el polémico software espía de Apple:
1️⃣ Lleva en funcionamiento desde IOS 14.3 👀 (esto en sí ya es acongojante) pero sigue:
2️⃣ Lo han destripado
3️⃣ Lo han reconstruido y liberado y lo puedes probar hasta en Linux:
👇👇👇
https://t.co/HrbS5mpkXk
Apple’s #NeuralHash Algorithm Has Been Reverse-Engineered: early tests show that it can tolerate image resizing and compression, but not cropping or rotations.
Innocuous images can be classifies as prohibited content or viceversa?
cc: @petunianelsole
https://t.co/OkPFpdb9fJ

For those wondering why there is so much discussion about #NeuralHash: People got their hands on the actual algorithm and are already showing collisions for it. Here's the news https://t.co/E0VF65zWe1 and the repo https://t.co/eiCzctFR9W
#Apple responded to the developer, who was able to show that the analysis of #CSAM photos has false positives. The results showed that in some cases, #NeuralHash can identify two different photos as the same. It's about matching hash codes.
Netizens were outraged, as many fear
#Apple responded to the developer, who was able to show that the analysis of #CSAM photos has false positives. The results showed that in some cases, #NeuralHash can identify two different photos as the same. It's about matching hash codes.
Netizens were outraged, as many fear
discovered a test build of NeuralHash. Apple has been developing it for several years, so it is not surprising that it is present in the system, albeit in a hidden form. In addition, #Apple claims that #NeuralHash cannot be bypassed by cropping and rotating the image.
A #Reddit user found an algorithm for scanning images in #iOS 14.3 and posted it on #GitHub. Reddit user Asuhariet Igvar claims to have discovered the #NeuralHash algorithm in iOS 14.3, which will be used in iOS 15 to scan photos and search for images with child abuse.
Igvar
A #Reddit user found an algorithm for scanning images in #iOS 14.3 and posted it on #GitHub. Reddit user Asuhariet Igvar claims to have discovered the #NeuralHash algorithm in iOS 14.3, which will be used in iOS 15 to scan photos and search for images with child abuse.
Igvar
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