The note doesn't appear to be from the kidnapper, but rather from someone offering to provide information about the kidnapper ...

Cryptocurrency transactions are often thought to be anonymous and untraceable. That's a misconception, experts tell CBS News.

The new message comes on the heels of pictures and videos being released of Savannah Guthrie's mother's alleged kidnapper approaching her front door.

"They are now the target of forensic tracking," CEO of Lionsgate Network Bezalel Eithan Raviv said of the suspect.

There's a new note in the Nancy Guthrie case, but this one doesn't seem to be from the kidnapper ... instead, it's from ...

"Activity" has been seen for the first time in the bitcoin account connected with a ransom note for Nancy Guthrie.