No. With seedsigner you keep your seed phrase backup secure and you don't need to be worried about your signing device getting stolen. It doesn't store the private key on the hardware. Every time you unplug it any private keys you have input are erased from RAM.

You do need to verify the firmware before you use it. The recent security news involving seedsigner used modified firmware. Store your seedsigner securely. If you suspect someone has tampered with it, erase and reinstall the firmware.

https://github.com/SeedSigner/seedsigner?tab=readme-ov-file#verifying-that-the-downloaded-files-are-authentic-optional-but-highly-recommended