The answer
No. Public transactions and other metadata may remain linkable, and a provider can retain account or payment data.
What to do next
Separate privacy claims about registration, on-chain records and network tracking.
Kraken crypto exchange
Relevant exchange option; verify coin/network/region support. Availability, supported assets and local eligibility must be checked before signing up or buying.
Visit Kraken crypto exchange ↗Official provider link · Compare suitability and availability before choosing.