There are no shortage of encryption software in the market, use one, any one, Veracrypt is fine, so is million other software for this.
Use a note taking app like Joplin, Obsidian, though not open source is just as fine. Sync its data folder to the encrypted vault created with encryption software of your choice, and you are good to go
There are no shortage of encryption software in the market, use one, any one, Veracrypt is fine, so is million other software for this.
Use a note taking app like Joplin, Obsidian, though not open source is just as fine. Sync its data folder to the encrypted vault created with encryption software of your choice, and you are good to go