Tessco LLC Reports Data Breach Exposing Minors’ Personal Information
Tessco LLC, a Maryland-based distributor specializing in wireless infrastructure solutions, has disclosed a data breach involving the personal information of minors. The company, headquartered in Hunt Valley, filed the incident with the Massachusetts Office of Consumer Affairs and Business Regulation on September 16, 2026.
Details surrounding the breach including the exact timeline, discovery method, and how the incident occurred remain undisclosed. However, the exposed data included Social Security numbers and financial account information.
In response, Tessco is providing affected minors with 24 months of complimentary identity monitoring and restoration services through Experian IdentityWorks. Parents and guardians can enroll their children by using a unique activation code from their notification letter before December 31, 2026. Support is available via Experian’s customer care line (1-833-918-9283) or by mail at Tessco’s Hunt Valley address.
Source: https://www.claimdepot.com/data-breach/tessco-technologies-inc-2026
Tessco LLC cybersecurity rating report: https://www.rankiteo.com/company/tessco-technologies
"id": "TES1790094610",
"linkid": "tessco-technologies",
"type": "Breach",
"date": "9/2026",
"severity": "85",
"impact": "4",
"explanation": "Attack with significant impact with customers data leaks"{'affected_entities': [{'customers_affected': 'Minors',
'industry': 'Wireless Infrastructure Solutions',
'location': 'Hunt Valley, Maryland, USA',
'name': 'Tessco LLC',
'type': 'Company'}],
'customer_advisories': 'Parents and guardians can enroll their children by '
'using a unique activation code from their '
'notification letter before December 31, 2026. Support '
'is available via Experian’s customer care line '
'(1-833-918-9283) or by mail at Tessco’s Hunt Valley '
'address.',
'data_breach': {'personally_identifiable_information': 'Social Security '
'numbers, financial '
'account information',
'sensitivity_of_data': 'High',
'type_of_data_compromised': 'Personal Information'},
'date_publicly_disclosed': '2026-09-16',
'description': 'Tessco LLC, a Maryland-based distributor specializing in '
'wireless infrastructure solutions, has disclosed a data '
'breach involving the personal information of minors. The '
'exposed data included Social Security numbers and financial '
'account information.',
'impact': {'data_compromised': 'Social Security numbers, financial account '
'information',
'identity_theft_risk': 'High',
'payment_information_risk': 'High'},
'references': [{'source': 'Massachusetts Office of Consumer Affairs and '
'Business Regulation'}],
'regulatory_compliance': {'regulatory_notifications': 'Massachusetts Office '
'of Consumer Affairs '
'and Business '
'Regulation'},
'response': {'communication_strategy': 'Notification letters to affected '
'individuals, customer care line, mail '
'support',
'remediation_measures': '24 months of complimentary identity '
'monitoring and restoration services',
'third_party_assistance': 'Experian IdentityWorks'},
'title': 'Tessco LLC Reports Data Breach Exposing Minors’ Personal '
'Information',
'type': 'Data Breach'}