Collaborate Disseminate
I am working on a group project to have encrypted data on a BeagleBone Black without WiFi (however we will be connecting it to the internet) where you have to type in a password to access it and if you get the password wrong … Continue reading Can you stop a BeagleBone from being imaged?
On sites like Facebook etc. you have the ability to create “private” photo albums that are only shared with selected friends, similarly in Messenger you can upload an image just to a specific chat.
In the context of privacy … Continue reading media uploads and social sites group privacy etc
I’m coding an app that allows registered users (anyone who registers) to upload images to my nodejs background (processing with sharpjs)..
I remove the exif section of the image for security. However I have realised that in-… Continue reading Image upload meta information
I was told that it is possible to tell the coordinates where a photo was taken and the date and time it was taken. It is somehow embedded in the photo. I have three questions about this which are as follows:
Where is this information sto… Continue reading What information is embedded in a photo taken by camera or print screen?
I’m managing a client that distributes their users images and files through one source. My background is heavily in development as opposed to security, and I’m of course familiar with some tricks that tickle the development s… Continue reading Per-User Image DRM for Finding a Leaker?
I’ve read various posts about how letting users to upload files can create vulnerabilities to your website such as a user injecting php code in an image.
So i’ve created a small test project where you can upload (outside of… Continue reading PHP Upload-show images securely [on hold]
I suspect that both my HDD and SSD may be infected. Is it possible to take an image of the firmware? How do I go about doing it?
Continue reading Is it possible to take an image of the firmware of HDD and SSD?
Can I send instructions embedded in an image to a target, if I know his CPU architecture?
In a REST API, I’d like to receive images as base64 encoded strings in a JSON objects fron user’s post and save them to disk using node.js fs module.
The request body are objects like:
{ file: ‘data:image/png;base64,iVBO… Continue reading What are the security concerns for base64 encoded JSON files?
I found a jpeg image on a server that contained the string <?php. The server also hosts an application written in PHP. The contents of the image that come after the string <?php are non-ascii.
I’m unable to find anythi… Continue reading Can valid PHP be written and executed in non-ascii character encodings?