You shouldn’t follow all of TikTok’s advice through the feed, but this recent technical tip to do the round is worth your attention. Do not use iOS highlighter to block important information in screenshots and other images.
As shown in your TikTok account lifehack.america (Not relevant), other iOS users can undo certain edits made to the image. For example, suppose you use the Fluorescent Pen tool in the Stock iOS Photo app to block information. Another user can open the image marked up with the photo. Similarly, edit the exposure and brilliance to “undo” the highlighter mark to see what was hidden.This trick is possible The Fluorescent Pen tool doesn’t actually draw opaque pixels directly on the image, it just changes the hue and darkness of the pixels. It’s already there.
This amazing revelation could allow users to pause the next time they access the fluorescent pen tool to block phone numbers, usernames, bank card details and other sensitive information, but how to keep things going. Drawing an image as private does not necessarily exclude it.
As some users in the lifehack.america comment point out, the glow and exposure tricks only work if the information below is hidden by a single line from the fluorescent pen tool. Using multiple strokes increases the likelihood of obfuscation, whatever you are trying to hide. “Multiple strokes” does not mean scribbling in a chaotic manner at once. You need to draw lines repeatedly by touching the screen, dragging your finger, and lifting it over and over again to create multiple strokes.
An easy way to ensure that sensitive information is hidden on your iPhone
However, there are more reliable ways to hide the information. Rectangle tool in photo appOr you can block it with an emoji. You can also crop the image with a photo to hide your personal information. Tme too Third party apps like MaskerAid Also signal This allows you to safely block what you’re trying to hide by blurring or drawing directly onto the image (rather than a new “layer”). Of course, you can upload your photo to an image editing tool such as Photoshop or GIMP, draw or crop sensitive information, then save it as a JPEG or PNG to merge the layers and prevent others from undoing your edits. can also do.
Whatever tool you use, make sure that the cover is completely erased. A tool that makes it easy to view partially obstructed text and “unblurred” images.. Or, don’t send or upload anything that contains important data in the first place.
[New York Post]
Stop hiding your photos’ personal information using iOS Highlighter
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