Collaborate Disseminate
In one stark example of how sensitive images can end up powering these AI tools, a user found a medical image in the LAION dataset, which was used to train Stable Diffusion and Google’s Imagen. Continue reading AI Is Probably Using Your Images and It’s Not Easy to Opt Out
Over the years I tried to minimize exposure people’s faces in images on my internet presence, mostly to evade automated facial recognition tools. I tried to either not show them at all or blur/occlude them in some way or another.
However, … Continue reading Can dithering of images impede facial recognition
Multiple people have recently shared this exciting demonstration (nitter) with us – visualizing airflow using a smartphone, called ‘background-oriented schlieren’. On a hot summer day, you might see waves in the …read more Continue reading Observe Airflow Using Smartphone And Background-Oriented Schlieren
Universal Serial Bus has been the de facto standard for sending information to and from computer peripherals for almost two decades, but despite the word “universal” in the name this …read more Continue reading Building a Serial Bus To Save an Old Hard Drive
A Github user filed an issue with my code providing a PNG file as an example.
I scanned the file with VirusTotal, of which 1 service signaled it as malware.
Is it a false positive, or malware indeed?
WARNING: It is safe to click the link b… Continue reading Does this PNG image contain malware?
I have a site where I need to get a logo from the user, they can click the input form and upload only .jpeg or .png files. After this the file will stay client side and be used to automatically create a pdf with their uploaded file.
My que… Continue reading Does user uploaded image file to HTML input form pose a risk?
We are developing an MVC web-application in Django and having concerns about image uploading.
First of all, here are our business requirements:
Our users can upload images (like profile pictures, etc).
Only authenticated users can upload… Continue reading What are the security concerns of embedding Base64-encoded images into an HTML document?
Ever since the world decided to transition from mechanical ball mice to optical mice, we have been blessed with computer pointing devices that don’t need regular cleaning and have much …read more Continue reading Gaming Mouse Becomes Digital Camera
If I took a picture with my mobile phone and wanted to publish that photo without any artefacts connect to me, the first thing I would do is strip all of the image metadata with ‘exiftool’:
exiftool -all= IMG_1234.JPG
… but it is well un… Continue reading Possible to avoid device fingerprinting with imagemagick?
We are developing an MVC web-application in Django and having concerns about image uploading. We’ve done some research on this topic and came up with a setup we want to share here for advices and critique.
First of all, here are our busine… Continue reading Image uploading in a web-application