The #Thunderbird team is transforming K-9 Mail into Thunderbird for Android, enhancing its UI, features, and security. A security audit by OSTIF and 7ASecurity found no high-risk vulnerabilities, with most low-to-medium risks already addressed.

https://alternativeto.net/news/2023/7/k-9-mail-passes-security-audit-as-its-ongoing-transformation-to-thunderbird-for-android-progresses/

https://media.mas.to/masto-public/media_attachments/files/110/755/263/623/091/075/original/80f82b64000e0340.webp