IR-2018-164, Aug. 14, 2018

WASHINGTON — The Internal Revenue Service and the Security Summit partners warned tax professionals that savvy cybercriminals target IRS-issued identification numbers to help impersonate practitioners as well as taxpayers.

To help protect against this threat used on the Dark Web, the IRS, state tax agencies and the tax industry reminded practitioners that they must maintain, monitor and protect their Electronic Filing Identification Numbers (EFINs) as well as keep tabs on their Preparer Tax Identification Numbers (PTINs) and Centralized Authorization File (CAF) numbers. Click to read the full article.