The latest articles on DEV Community by Thu nGHIEN (@thu_nghien_9b4d00ed572edf). https://dev.to/thu_nghien_9b4d00ed572edf https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F3759516%2F0d6f2863-01a5-41e2-9252-e8c75022d5bb.png https://dev.to/thu_nghien_9b4d00ed572edf en Thu nGHIEN Sun, 08 Feb 2026 09:53:05 +0000 https://dev.to/thu_nghien_9b4d00ed572edf/android-open-source-password-manager-h4j https://dev.to/thu_nghien_9b4d00ed572edf/android-open-source-password-manager-h4j <p>I built a small offline Android password generator for personal use.<br> What does this app have?<br> Kotin 100%</p> <ol> <li>No network, no storage, no analytics.</li> <li>Prevent screen shoot taking, clear clipboard after 60 second</li> <li>Non- ACSII support more than 100 languages I’m trying to get better at threat modeling and security review. For projects like this, what are the common Android security pitfalls you usually look for?</li> </ol> <p>Entropy assumptions?<br> Clipboard handling?<br> Memory exposure?</p> <blockquote> <p><a href="https://github.com/quanaoqua5-eng/Open-source-password-generator" rel="noopener noreferrer">https://github.com/quanaoqua5-eng/Open-source-password-generator</a></p> </blockquote> <p><a href="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F87dfmvcl8ssqv9buu3qw.png" class="article-body-image-wrapper"><img src="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2F87dfmvcl8ssqv9buu3qw.png" alt=" " width="350" height="782"></a></p> <p>Would love to hear how experienced Android devs approach this.</p> android passwordgenerator kotlin