We have an SQLCipher DB that we access from C++. The DB’s passphrase is a byte array which we pass to sqlite3_key() and manage to open the DB successfully. We need to access this DB from the Java side. Since the SQLCipher Java interface does not provide a method that accepts a byte array, we have t…

[image] petrakeas: Since the SQLCipher Java interface does not provide a method that accepts a byte array The current SQLCipher for Android supports byte[] passwords — see this and this , for example. I’m not certain if your Java use case is for Android, though.

@commonsguy Thanks so much! It worked. We were using SQLCipher 4.1.3 where these methods were not yet available.

Hi @petrakeas , Support for accessing database via byte[] was added in SQLCipher for Android 4.1.0, here is the commit.

Passing a byte array passphrase to SQLCipher via Java

SQLCipher

sjlombardo June 7, 2019, 6:54pm 5

Hello @petrakeas - I also wanted to mention that we just published some additional guidance on using random values as SQLCipher keys.

Topic		Replies	Views
Sqlcipher encrypt export with byte array password SQLCipher	4	903	January 26, 2021
How to Port the database created using Mono.data.SqlCipher to latest library SQLite.Net.Platform.SQLCipher.XamarinAndroid SQLCipher	6	1241	July 27, 2018
Androd SQLCipher SQLCipher	4	1024	June 27, 2016
How to generate *.db on server side and send to Android client? SQLCipher	4	1840	November 25, 2019
DB Browser (SQLCipher) database connection with Android SQLCipher	10	342	February 17, 2025

Passing a byte array passphrase to SQLCipher via Java

Related topics