Virtual Currency / Other Resources

Minted Digital Currency?!? Kind of defeats the purpose. There are multiple useful artifacts in these sorts of investigations.

General Digital Currency References



OSINTDFIR.com

BITCOIN

Bitcoin.org
Bitcoin.it
Bitcoin Who's Who
Blockonomics
Bit Notify
Blockchain Explorer
Blockcypher
Wallet Explorer

Ethereum

Ethereum.org
Ethereum Quick Start Guide
EtherScan
State of the Dapps

Monero

Monero
Monero Blocks

Other Tools

CryptoID
Block Experts
Chainalysis
Ciphertrace
Blockchair
QLUE

General Dark Web References

OSINTDFIR.com
DarkSearch.IO
Hunchly Dark Web Hidden Services List