Brown, Jake & McDaniel and P.C.: Brown, Jake & McDaniel, P.C.Data Breach

BJMPC Data Breach Exposes Sensitive Personal Information of Clients

Brown, Jake & McDaniel, P.C. (BJMPC), a Tennessee-based tax and accounting firm, reported a data breach in which an unauthorized actor accessed its network between January 13 and 21, 2026. The company detected unusual activity on January 20, 2026, and later determined that files containing sensitive personal information may have been downloaded.

Affected data includes Social Security numbers, financial account details, driver’s license numbers, and names. BJMPC completed its review of impacted files on August 13, 2026, and began notifying individuals whose information was exposed.

The breach was disclosed in a September 3, 2026, filing, with legal investigations underway to assess potential class action litigation. The incident highlights ongoing risks to financial and personal data held by professional service providers.

Source: https://www.classaction.org/data-breach-lawsuits/brown-jake-and-mcdaniel-p.c.-september-2026

Brown Rudnick LLP cybersecurity rating report: https://www.rankiteo.com/company/brown-rudnick

"id": "BRO1788885794",
"linkid": "brown-rudnick",
"type": "Breach",
"date": "1/2026",
"severity": "85",
"impact": "4",
"explanation": "Attack with significant impact with customers data leaks"

{'affected_entities': [{'industry': 'Professional Services',
                        'location': 'Tennessee, USA',
                        'name': 'Brown, Jake & McDaniel, P.C. (BJMPC)',
                        'type': 'Tax and Accounting Firm'}],
 'customer_advisories': 'Notifying affected individuals',
 'data_breach': {'data_exfiltration': 'Files may have been downloaded',
                 'personally_identifiable_information': 'Social Security '
                                                        'numbers, financial '
                                                        'account details, '
                                                        'driver’s license '
                                                        'numbers, names',
                 'sensitivity_of_data': 'High',
                 'type_of_data_compromised': 'Sensitive personal information'},
 'date_detected': '2026-01-20',
 'date_publicly_disclosed': '2026-09-03',
 'description': 'Brown, Jake & McDaniel, P.C. (BJMPC), a Tennessee-based tax '
                'and accounting firm, reported a data breach in which an '
                'unauthorized actor accessed its network between January 13 '
                'and 21, 2026. The company detected unusual activity on '
                'January 20, 2026, and later determined that files containing '
                'sensitive personal information may have been downloaded. '
                'Affected data includes Social Security numbers, financial '
                'account details, driver’s license numbers, and names. BJMPC '
                'completed its review of impacted files on August 13, 2026, '
                'and began notifying individuals whose information was '
                'exposed.',
 'impact': {'data_compromised': 'Social Security numbers, financial account '
                                'details, driver’s license numbers, names',
            'identity_theft_risk': 'High',
            'legal_liabilities': 'Potential class action litigation',
            'payment_information_risk': 'High'},
 'investigation_status': 'Legal investigations underway',
 'references': [{'source': 'Filing disclosure'}],
 'regulatory_compliance': {'legal_actions': 'Potential class action '
                                            'litigation'},
 'response': {'communication_strategy': 'Notifying affected individuals'},
 'threat_actor': 'Unauthorized actor',
 'title': 'BJMPC Data Breach Exposes Sensitive Personal Information of Clients',
 'type': 'Data Breach'}