隐私指南
保护数字时代个人信息的实用知识与技巧。
每天都有数十亿张照片和文档在网上被分享。然而绝大多数人却并不知道，他们的文件之中其实暗藏着敏感的个人信息 — 包括 GPS 坐标、设备详情以及时间戳。 JustUseIt 隐私指南为您提供有关数字隐私的实用知识。从照片元数据中潜藏的种种风险，到安全的文档处理方法和日常的防护习惯 — 我们已经把这一切都梳理整理妥当，让您即便没有任何技术背景，也能轻松地理解并加以应用。 欢迎探索以下这些指南，了解如何在这个数字世界里切实保护好您的个人信息。
什么是照片 EXIF 元数据？为什么它很危险
了解智能手机照片中所悄悄嵌入的隐藏位置数据、设备信息和拍摄时间戳，究竟是如何在您毫不知情、不知不觉的情况下，一步步暴露出您个人隐私信息的。
安全 OCR 完全指南
了解如何在不依赖任何外部服务器的前提下，把敏感文档转换为文字，以及一系列能切实提高识别准确率的实用技巧。
保护隐私的 5 个习惯
五个可以轻松融入日常生活的实用数字隐私习惯，帮助您在网络世界中变得更加安全。
How to Use a Password Manager for Better Security
Stop reusing the same password everywhere. Learn how browser-based password managers manage to keep your accounts perfectly safe and secure, all while never storing any of your confidential information on external servers whatsoever.
How to Secure and Protect Your PDF Documents
PDF files may have hidden metadata, embedded fonts, and tracking data lurking within them. Learn how to safely redact, protect, and share your important documents of every kind, putting a stop to information leaks.
How to Remove Image Backgrounds Without Uploading Files
Remove photo backgrounds instantly, right inside your own browser. There are no cloud uploads of any kind and no risk of privacy leakage whatsoever — because all of the processing work stays safely and reliably on your local device.
Privacy-Safe Image Editing: Crop, Resize & Fix In-Browser
Edit your photos calmly and locally, without ever needing to send them to any cloud service. Learn how browser-based image editing technology genuinely protects the privacy and security of your personal and sensitive images.
QR Code Privacy: Generate and Scan Codes Safely
QR codes can have URLs, personal data, and tracking links embedded within them. Learn how to generate privacy-safe QR codes, as well as how to safely scan those QR codes that come from unknown sources.
How to Blur Faces in Photos to Protect Privacy
Sharing photos with recognizable faces can quietly expose the personal and private information of the people in them. Learn how you can conveniently blur or anonymize the faces in a photo directly inside your own browser.
Private Voice Transcription: Convert Audio Without Cloud Risk
Voice recordings often contain a great deal of sensitive information within them. Learn how browser-based transcription functionality manages to conveniently convert speech into text, all while never uploading the audio to external servers whatsoever.