2 adverbs to describe how to refastening

As soon as he disappeared Mr. Nott cautiously dropped through the opening to the deck below, and, going to the other hatch through which the Lascar had vanished, deliberately refastened it.

Her club skates were securely refastened, and then she listened again.

2 adverbs to describe how to  refastening  - Adverbs for  refastening