Kovack Financial Data Breach Exposes Sensitive Personal and Financial Information
On August 12, 2026, Edelson Lechtzin LLP, a national class action law firm, announced an investigation into a data breach at Kovack Financial, LLC, a Florida-based investment advisor and broker-dealer. The breach, detected on August 28, 2025, involved unauthorized access to the company’s network between August 8 and August 27, 2025. Kovack Financial confirmed on July 16, 2026, that the compromised files contained sensitive personal data.
Exposed information may have included:
- Social Security numbers
- Financial account details
- Driver’s license numbers
Kovack Financial began notifying affected individuals via letters dated August 10, 2026, offering 12 months of complimentary credit monitoring and identity restoration services through Cyberscout (a TransUnion company).
Edelson Lechtzin LLP is examining whether Kovack Financial had sufficient safeguards to prevent the breach and is pursuing potential legal action on behalf of impacted individuals. The firm notes that those affected may face heightened risks of identity theft and fraud.
The investigation remains ongoing.
Kovack Securities, Inc. cybersecurity rating report: https://www.rankiteo.com/company/kovack-securities-inc
"id": "KOV1786599072",
"linkid": "kovack-securities-inc",
"type": "Breach",
"date": "8/2025",
"severity": "100",
"impact": "5",
"explanation": "Attack threatening the organization's existence"{'affected_entities': [{'industry': 'Financial Services',
'location': 'Florida, USA',
'name': 'Kovack Financial, LLC',
'type': 'Investment Advisor and Broker-Dealer'}],
'attack_vector': 'Unauthorized Network Access',
'customer_advisories': 'Notification letters sent on August 10, 2026, '
'offering 12 months of complimentary credit monitoring '
'and identity restoration services',
'data_breach': {'personally_identifiable_information': 'Yes',
'sensitivity_of_data': 'High',
'type_of_data_compromised': ['Social Security numbers',
'Financial account details',
'Driver’s license numbers']},
'date_detected': '2025-08-28',
'date_publicly_disclosed': '2026-07-16',
'description': "Unauthorized access to Kovack Financial's network between "
'August 8 and August 27, 2025, resulted in the exposure of '
'sensitive personal and financial information, including '
'Social Security numbers, financial account details, and '
'driver’s license numbers. The breach was detected on August '
'28, 2025, and affected individuals were notified on August '
'10, 2026.',
'impact': {'brand_reputation_impact': 'Potential reputational damage due to '
'legal investigation',
'data_compromised': 'Sensitive personal and financial information',
'identity_theft_risk': 'Heightened risk of identity theft and '
'fraud',
'legal_liabilities': 'Potential legal action by Edelson Lechtzin '
'LLP',
'systems_affected': "Kovack Financial's network"},
'investigation_status': 'Ongoing',
'references': [{'source': 'Edelson Lechtzin LLP'}],
'regulatory_compliance': {'legal_actions': 'Potential legal action by Edelson '
'Lechtzin LLP'},
'response': {'communication_strategy': 'Notification letters sent to affected '
'individuals on August 10, 2026',
'third_party_assistance': 'Cyberscout (TransUnion) for credit '
'monitoring and identity restoration '
'services'},
'title': 'Kovack Financial Data Breach Exposes Sensitive Personal and '
'Financial Information',
'type': 'Data Breach'}