MoneyBlock, an online trading platform, suffered a major data breach after an unauthorized actor infiltrated its internal network on July 31, 2025. The breach was discovered following suspicious activity, and by August 7, 2025, the company confirmed that cybercriminals had accessed files containing highly sensitive personal and financial data. The exposed information includes names, addresses, dates of birth, Social Security numbers, driver’s license numbers, passport numbers, and financial account details—affecting thousands of individuals.The company reported the incident to the California and Massachusetts Attorneys General on September 12, 2025, and is notifying impacted individuals via mail. In response, MoneyBlock secured its network, engaged law enforcement, and offered 12 months of free credit monitoring (Experian IdentityWorks) to victims. The breach poses severe risks, including identity theft, financial fraud, and phishing attacks, given the depth of compromised data. The long-term reputational and financial damage remains uncertain, but the exposure of such critical information suggests a high-severity incident with potential regulatory and legal repercussions.
Source: https://www.claimdepot.com/data-breach/aos-2025
TPRM report: https://www.rankiteo.com/company/moneyblock
"id": "mon0432304091325",
"linkid": "moneyblock",
"type": "Breach",
"date": "7/2025",
"severity": "100",
"impact": "5",
"explanation": "Attack threatening the organization's existence"{'affected_entities': [{'customers_affected': 'Thousands (exact number '
'undisclosed)',
'industry': 'Financial Services',
'name': 'MoneyBlock (AOS Inc.)',
'type': 'Online Trading Platform'}],
'customer_advisories': ['Offer of 12 months free Experian IdentityWorks '
'credit monitoring',
'Guidance on monitoring credit and financial accounts',
'Warning about potential phishing attempts',
'Recommendation to place fraud alerts or credit '
'freezes'],
'data_breach': {'data_exfiltration': 'Likely (files containing sensitive data '
'acquired by cybercriminal)',
'number_of_records_exposed': 'Thousands (exact number '
'undisclosed)',
'personally_identifiable_information': ['Names',
'Addresses',
'Dates of birth',
'Social Security '
'numbers',
'Driver’s license '
'numbers',
'Passport numbers'],
'sensitivity_of_data': 'High',
'type_of_data_compromised': ['Personally Identifiable '
'Information (PII)',
'Financial Information']},
'date_detected': '2025-07-31',
'date_publicly_disclosed': '2025-09-12',
'description': 'MoneyBlock, an online trading platform, experienced a major '
'data breach where an unauthorized actor gained access to its '
'internal network on July 31, 2025. The breach exposed '
'sensitive personal and financial information of thousands of '
'individuals, including names, addresses, dates of birth, '
'Social Security numbers, driver’s license numbers, passport '
'numbers, and financial account information. The company '
'disclosed the incident to regulatory authorities and is '
'offering affected individuals 12 months of free credit '
'monitoring services.',
'impact': {'brand_reputation_impact': 'Potential reputational damage due to '
'exposure of sensitive customer data',
'data_compromised': ['Names',
'Addresses',
'Dates of birth',
'Social Security numbers',
'Driver’s license numbers',
'Passport numbers',
'Financial account information'],
'identity_theft_risk': 'High (due to exposure of PII and financial '
'data)',
'payment_information_risk': 'High (financial account information '
'exposed)',
'systems_affected': ['Internal network']},
'investigation_status': 'Ongoing (as of disclosure date)',
'post_incident_analysis': {'corrective_actions': ['Secured internal network',
'Offered credit monitoring '
'to affected individuals']},
'recommendations': ['Sign up for free Experian IdentityWorks credit '
'monitoring services',
'Monitor credit reports and financial accounts for '
'unusual activity',
'Be alert for phishing emails or calls using exposed '
'information',
'Consider placing a fraud alert or credit freeze with '
'major credit bureaus'],
'references': [{'source': 'MoneyBlock Public Advisory'},
{'date_accessed': '2025-09-12',
'source': 'California Attorney General Disclosure'},
{'date_accessed': '2025-09-12',
'source': 'Massachusetts Attorney General Disclosure'}],
'regulatory_compliance': {'regulatory_notifications': ['California Attorney '
'General',
'Massachusetts '
'Attorney General']},
'response': {'communication_strategy': ['Disclosure to California and '
'Massachusetts Attorneys General',
'Mail notifications to impacted '
'individuals',
'Public advisory on company website'],
'containment_measures': ['Secured internal network'],
'incident_response_plan_activated': True,
'law_enforcement_notified': True},
'stakeholder_advisories': 'Notifications sent via mail to impacted '
'individuals; public advisory on company website',
'threat_actor': 'Unauthorized actor (cybercriminal)',
'title': 'MoneyBlock Data Breach',
'type': 'Data Breach'}