https://ilham.dev/tags/privacy/Recent content in Privacy on ilham.devHugo -- gohugo.ioenSun, 27 Sep 2026 00:00:00 +0700https://ilham.dev/posts/how-to-add-a-watermark-without-ruining-the-image/Sun, 27 Sep 2026 00:00:00 +0700https://ilham.dev/posts/how-to-add-a-watermark-without-ruining-the-image/A watermark should identify or discourage reuse without making the image unreadable. The Watermark Tool tool is useful because it lets me check the result in a small, controlled place before I use it in a bigger workflow.https://ilham.dev/posts/how-to-remove-photo-metadata-before-sharing/Sun, 27 Sep 2026 00:00:00 +0700https://ilham.dev/posts/how-to-remove-photo-metadata-before-sharing/A photo can contain more than the picture you see. Depending on the camera or phone settings, an image may also include hidden metadata such as: camera model; date and time; lens information; software used to edit the image; GPS location; orientation; comments or colour profile data.https://ilham.dev/posts/how-to-check-password-strength-without-fooling-yourself/Sun, 27 Sep 2026 00:00:00 +0700https://ilham.dev/posts/how-to-check-password-strength-without-fooling-yourself/Password strength is easy to misunderstand. A password can look complicated but still be weak if it is short or predictable. The Password Strength tool estimates how hard a password may be to guess under stated assumptions.https://ilham.dev/posts/how-to-clean-private-info-from-screenshots/Sun, 27 Sep 2026 00:00:00 +0700https://ilham.dev/posts/how-to-clean-private-info-from-screenshots/Screenshots are easy to share too quickly. The problem is that a screenshot often contains more information than the one thing I wanted to show. It may include: names; emails; tokens; URLs; browser tabs; file paths; terminal commands; customer data; internal project names.https://ilham.dev/posts/how-to-extract-only-the-pages-you-need-from-a-pdf/Sun, 27 Sep 2026 00:00:00 +0700https://ilham.dev/posts/how-to-extract-only-the-pages-you-need-from-a-pdf/Sometimes I do not need to send a whole PDF. I only need a few pages. Sending the entire document can be messy, too large, or even risky if other pages contain private information.https://ilham.dev/posts/how-to-make-a-wifi-qr-code-for-guests/Sun, 27 Sep 2026 00:00:00 +0700https://ilham.dev/posts/how-to-make-a-wifi-qr-code-for-guests/Typing a Wi-Fi password is annoying, especially when the password is long and secure. A Wi-Fi QR code makes the process easier: guests scan the code and their phone can join the network.https://ilham.dev/posts/how-to-mask-part-of-a-string-before-sharing-it/Sun, 27 Sep 2026 00:00:00 +0700https://ilham.dev/posts/how-to-mask-part-of-a-string-before-sharing-it/String masking hides part of a value while keeping enough context to recognize it later. The String Obfuscator tool helps with the mechanical part, but I still check the result before using it somewhere real.https://ilham.dev/posts/how-to-parse-an-indonesian-nik-carefully/Sun, 27 Sep 2026 00:00:00 +0700https://ilham.dev/posts/how-to-parse-an-indonesian-nik-carefully/An Indonesian NIK contains structured hints, but parsing it does not verify that a person is who they claim to be. The NIK Parser tool helps me inspect the input and output without writing a one-off script first.