Data Breach

Software company OSIsoft has suffered a data breach

Software company OSIsoft has suffered a data breach, the firm confirmed that all domain accounts have likely been compromised.

Software company OSIsoft notified security breach to employees, interns, consultants, and contractors.

The company offers real-time data management solutions, its core product is the open enterprise infrastructure, the PI System, that allows connecting sensor-based data, systems, and people.

The PI System product is used by organizations to collect, analyze and visualize data to improve internal processes.

According to the data breach notification published by the company and submitted to the Office of the Attorney General in California, attackers used stolen credentials to remotely access company systems.

“OSIsoft is experiencing a security incident that may affect employees, interns, consultants and contractors. Stolen credentials were used to remotely access OSIsoft computers.” reads the data breach notification.

“OSIsoft intrusion detection systems alerted IT to unauthorized activity. Our security service provider has recovered direct evidence of credential theft activity involving 29 computers and 135 accounts. We have concluded, however, that all OSI domain accounts are affected.”

Hackers accessed OSI domain logon account name, email address, and password, although Active Directory (AD) uses cryptographic protection methods, users personal credentials may have been compromised.

The company is still investigating the security breach, in the meantime, it has developed a comprehensive remediation strategy.

The submission of the notification to the Office of the Attorney General revealed that at the time OSIsoft listed eight different dates between March 23, 2017, and July 26, 2018, more than a year! Below the data provided by the company.

  • Thursday, March 23, 2017
  • Saturday, May 6, 2017
  • Tuesday, May 9, 2017
  • Saturday, August 5, 2017
  • Wednesday, April 18, 2018
  • Wednesday, May 23, 2018
  • Wednesday, July 18, 2018
  • Thursday, July 26, 2018

The company is resetting compromised passwords, it also urges affected people to change passwords on external services if they were the used for the OSI account, report suspicious activity to the IT team, and disable or restrict remote access and file sharing features on their devices.

[adrotate banner=”9″] [adrotate banner=”12″]

Pierluigi Paganini

(Security Affairs – OSIsoft, data breach)

[adrotate banner=”5″]

[adrotate banner=”13″]

Pierluigi Paganini

Pierluigi Paganini is member of the ENISA (European Union Agency for Network and Information Security) Threat Landscape Stakeholder Group and Cyber G7 Group, he is also a Security Evangelist, Security Analyst and Freelance Writer. Editor-in-Chief at "Cyber Defense Magazine", Pierluigi is a cyber security expert with over 20 years experience in the field, he is Certified Ethical Hacker at EC Council in London. The passion for writing and a strong belief that security is founded on sharing and awareness led Pierluigi to find the security blog "Security Affairs" recently named a Top National Security Resource for US. Pierluigi is a member of the "The Hacker News" team and he is a writer for some major publications in the field such as Cyber War Zone, ICTTF, Infosec Island, Infosec Institute, The Hacker News Magazine and for many other Security magazines. Author of the Books "The Deep Dark Web" and “Digital Virtual Currency and Bitcoin”.

Recent Posts

Fintech firm Figure disclosed data breach after employee phishing attack

Fintech firm Figure confirmed a data breach after hackers used social engineering to trick an…

15 hours ago

U.S. CISA adds a flaw in BeyondTrust RS and PRA to its Known Exploited Vulnerabilities catalog

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a flaw in BeyondTrust RS and…

16 hours ago

Suspected Russian hackers deploy CANFAIL malware against Ukraine

A new alleged Russia-linked APT group targeted Ukrainian defense, government, and energy groups, with CANFAIL…

21 hours ago

New threat actor UAT-9921 deploys VoidLink against enterprise sectors

A new threat actor, UAT-9921, uses the modular VoidLink framework to target technology and financial…

1 day ago

Attackers exploit BeyondTrust CVE-2026-1731 within hours of PoC release

Attackers quickly targeted BeyondTrust flaw CVE-2026-1731 after a PoC was released, enabling unauthenticated remote code…

2 days ago

Google: state-backed hackers exploit Gemini AI for cyber recon and attacks

Google says nation-state actors used Gemini AI for reconnaissance and attack support in cyber operations.…

2 days ago

This website uses cookies.