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IT Services Circle
IT Services Circle
May 24, 2026 · Information Security

Fired, He Deleted 96 Government Databases in Minutes and Asked AI How to Clear Logs

Just five minutes after being terminated, twin brothers with prior fraud convictions used SQL commands to drop 96 U.S. government databases, queried AI on log‑clearing techniques, and exposed critical failures in the company's off‑boarding process, leading to a high‑profile federal investigation and legal fallout.

AIIncident ResponseInformation Security
0 likes · 9 min read
Fired, He Deleted 96 Government Databases in Minutes and Asked AI How to Clear Logs
Black & White Path
Black & White Path
May 15, 2026 · Information Security

Twin Brothers Delete 96 Government Databases – A Privileged‑Account Failure Case Study

In 2025, twin brothers with prior cyber‑crime convictions exploited a privileged‑account gap at a federal‑service contractor, erased 96 government databases within six minutes, used AI to seek log‑clearing methods, and triggered a multi‑layered forensic and legal response that highlights critical gaps in identity‑access management, backup integrity, and insider‑threat detection.

AI-assisted attackIncident ResponseMITRE ATT&CK
0 likes · 13 min read
Twin Brothers Delete 96 Government Databases – A Privileged‑Account Failure Case Study
Java Tech Enthusiast
Java Tech Enthusiast
Sep 26, 2025 · Information Security

How a Fired Engineer Crippled Eaton's Global Systems with Malicious Java Code

A senior Java developer at Eaton Corporation sabotaged the company's global production system with malicious code before his dismissal, causing a massive outage, data loss, and a four‑year prison sentence, highlighting the severe risk of insider threats and the need for robust access controls and monitoring.

Access ControlJavacybersecurity
0 likes · 7 min read
How a Fired Engineer Crippled Eaton's Global Systems with Malicious Java Code
IT Services Circle
IT Services Circle
Sep 4, 2025 · Information Security

How a 55‑Year‑Old Engineer Sabotaged Eaton’s Global Network – Key InfoSec Lessons

A senior programmer at Eaton, fearing layoff, secretly embedded Java malware that created endless threads and a kill‑switch, causing a worldwide outage and costing tens of thousands of dollars, ultimately leading to a four‑year prison sentence and highlighting the critical risk of insider threats.

Access Controlcybersecurityinsider threat
0 likes · 7 min read
How a 55‑Year‑Old Engineer Sabotaged Eaton’s Global Network – Key InfoSec Lessons
IT Services Circle
IT Services Circle
Jul 3, 2025 · Information Security

When a Suspended IT Admin Turns Rogue: Inside a 7‑Month Prison Sentence

A disgruntled IT worker in the UK exploited his privileged accounts after being suspended, causing massive system outages across multiple countries, incurring over £200,000 in losses, and was sentenced to seven months in prison, highlighting critical insider‑threat risks for organizations.

IT adminInformation Securitycyber sabotage
0 likes · 7 min read
When a Suspended IT Admin Turns Rogue: Inside a 7‑Month Prison Sentence
Java Architect Essentials
Java Architect Essentials
Oct 7, 2024 · Information Security

Insider Ransomware Attack by a Former Engineer: Case Study and Security Lessons

A disgruntled former infrastructure engineer at a U.S. industrial firm deleted backups, locked administrators, and demanded $750,000 in Bitcoin, leading to his arrest and highlighting the severe risks, legal consequences, and mitigation strategies associated with insider ransomware threats.

IT GovernanceIncident ResponseInformation Security
0 likes · 10 min read
Insider Ransomware Attack by a Former Engineer: Case Study and Security Lessons
IT Services Circle
IT Services Circle
Jun 17, 2024 · Information Security

Disgruntled Former Employee Hacks Singapore IT Firm, Deletes 180 Virtual Servers, Highlighting Human Factors in Enterprise Security

A former NCS QA engineer in Singapore, feeling wronged after his dismissal, illegally accessed the company's internal systems, wrote malicious scripts, and deleted 180 virtual servers, causing $678,000 in losses and prompting security experts to stress the importance of account deactivation, continuous monitoring, and the impact of employee emotions on corporate security.

AuthenticationSecurity Breachcybercrime
0 likes · 7 min read
Disgruntled Former Employee Hacks Singapore IT Firm, Deletes 180 Virtual Servers, Highlighting Human Factors in Enterprise Security
Programmer DD
Programmer DD
Dec 12, 2022 · Information Security

When a Departing Engineer Locked Down a Company Server: Lessons in InfoSec

A former IT employee in Guangdong’s Nanhai district remotely encrypted his former employer’s server after resigning, causing a complete system shutdown and significant financial loss, prompting police to investigate the incident as a serious information‑security breach and sparking public debate about ethical use of technology.

data breachethical hackinginsider threat
0 likes · 5 min read
When a Departing Engineer Locked Down a Company Server: Lessons in InfoSec
21CTO
21CTO
May 18, 2022 · Information Security

Why a Database Admin’s Data Deletion Led to a 7‑Year Prison Sentence

A former Lianjia database administrator was sentenced to seven years for deleting critical financial data, revealing how insider misuse of root privileges, inadequate security response, and ignored vulnerability reports can cripple a multi‑billion‑dollar enterprise, while similar incidents underscore the broader risks of insider threats.

Information Securitydata deletiondatabase security
0 likes · 8 min read
Why a Database Admin’s Data Deletion Led to a 7‑Year Prison Sentence
ITPUB
ITPUB
Mar 16, 2021 · Information Security

How a Baidu Engineer Bypassed Audits to Fraudulently Approve 735 Sites and Steal 3.7 M Yuan

A 1992‑born Baidu developer abused his system privileges, wrote scripts and used CURL commands to illegally approve hundreds of media sites—including gambling portals—through the company's ad‑network audit, resulting in a loss of 3.74 million yuan and a one‑year‑nine‑month prison sentence.

BaiduInformation Securityaudit bypass
0 likes · 10 min read
How a Baidu Engineer Bypassed Audits to Fraudulently Approve 735 Sites and Steal 3.7 M Yuan
21CTO
21CTO
Mar 17, 2020 · Information Security

When Ops Turn Rogue: Inside Baidu’s 2018 Crypto‑Mining Scandal

A Baidu operations engineer illegally mined cryptocurrency on more than 150 company servers in 2018, netting over 100,000 RMB, was caught, sentenced to three years in prison and a fine, and the case now serves as a stark reminder of insider threats and the need for strict access controls in IT operations.

Information SecurityOperations Riskcrypto mining
0 likes · 7 min read
When Ops Turn Rogue: Inside Baidu’s 2018 Crypto‑Mining Scandal
Architecture Digest
Architecture Digest
Feb 28, 2020 · Information Security

Insider Data Deletion Incident at Weimob Causes Over HK$1 Billion Loss

In late February 2023, a core operations engineer at Weimob maliciously accessed the internal network and deleted production data, causing a 24‑hour outage of numerous merchant mini‑programs, leading to over HK$1 billion in market value loss and prompting legal action.

Cloud ServicesWeimobdata breach
0 likes · 5 min read
Insider Data Deletion Incident at Weimob Causes Over HK$1 Billion Loss