#nucor — Public Fediverse posts

Nucor has revealed they were victim of a data breach

Timing: Incident disclosed in May 2025

Impact:
- Some data was exfiltrated, but details unknown

Attack:
- Attacker is unknown

Remediation:
- Notified law enforcement
- Hired external cybersecurity experts to investigate
- Is reviewing and evaluating impacted data

#cybersecurity #Nucor #databreach

https://www.bleepingcomputer.com/news/security/steel-giant-nucor-confirms-hackers-stole-data-in-recent-breach/

American steel giant Nucor confirms data breach in May attack – Source: securityaffairs.com https://ciso2ciso.com/american-steel-giant-nucor-confirms-data-breach-in-may-attack-source-securityaffairs-com/ #rssfeedpostgeneratorecho #informationsecuritynews #ITInformationSecurity #SecurityAffairscom #CyberSecurityNews #PierluigiPaganini #SecurityAffairs #SecurityAffairs #BreakingNews #SecurityNews #hackingnews #CyberCrime #Cybercrime #DataBreach #hacking #Nucor

American steel giant Nucor confirms data breach in May attack – Source: securityaffairs.com https://ciso2ciso.com/american-steel-giant-nucor-confirms-data-breach-in-may-attack-source-securityaffairs-com/ #rssfeedpostgeneratorecho #informationsecuritynews #ITInformationSecurity #SecurityAffairscom #CyberSecurityNews #PierluigiPaganini #SecurityAffairs #SecurityAffairs #BreakingNews #SecurityNews #hackingnews #CyberCrime #Cybercrime #DataBreach #hacking #Nucor

Steelmaker Nucor Says Hackers Stole Data in Recent Attack https://www.securityweek.com/steelmaker-nucor-says-hackers-stole-data-in-recent-attack/ #DataBreaches #databreach #Featured #Nucor

Steelmaker Nucor Says Hackers Stole Data in Recent Attack https://www.securityweek.com/steelmaker-nucor-says-hackers-stole-data-in-recent-attack/ #DataBreaches #databreach #Featured #Nucor

Steelmaker Nucor Says Hackers Stole Data in Recent Attack https://www.securityweek.com/steelmaker-nucor-says-hackers-stole-data-in-recent-attack/ #DataBreaches #databreach #Featured #Nucor

Steelmaker Nucor Says Hackers Stole Data in Recent Attack https://www.securityweek.com/steelmaker-nucor-says-hackers-stole-data-in-recent-attack/ #DataBreaches #databreach #Featured #Nucor

NUCOR - May 13, the biggest steel manufacturer in the US filed an 8-K with the SEC reporting that a cybersecurity incident involving "unauthorized third party access to certain information technology systems" had occurred.

Read the 8-K here:https://www.sec.gov/Archives/edgar/data/73309/000119312525119311/d795264d8k.htm

NUCOR subsequently shut down a number of production operations and company also indicated that it is "implementing other containment, remediation, or recovery measures." https://www.theregister.com/2025/05/14/nucor_steel_attack/ #CyberSecurity #CyberAttack #NUCOR #SEC #Security

NUCOR - May 13, the biggest steel manufacturer in the US filed an 8-K with the SEC reporting that a cybersecurity incident involving "unauthorized third party access to certain information technology systems" had occurred.

Read the 8-K here:https://www.sec.gov/Archives/edgar/data/73309/000119312525119311/d795264d8k.htm

NUCOR subsequently shut down a number of production operations and company also indicated that it is "implementing other containment, remediation, or recovery measures." https://www.theregister.com/2025/05/14/nucor_steel_attack/ #CyberSecurity #CyberAttack #NUCOR #SEC #Security

Production at Steelmaker Nucor Disrupted by Cyberattack – Source: www.securityweek.com https://ciso2ciso.com/production-at-steelmaker-nucor-disrupted-by-cyberattack-source-www-securityweek-com/ #rssfeedpostgeneratorecho #CyberSecurityNews #IncidentResponse #securityweekcom #securityweek #Cyberattack #disruption #FEATURED #ICS/OT #Nucor #Steel

Production at Steelmaker Nucor Disrupted by Cyberattack – Source: www.securityweek.com https://ciso2ciso.com/production-at-steelmaker-nucor-disrupted-by-cyberattack-source-www-securityweek-com/ #rssfeedpostgeneratorecho #CyberSecurityNews #IncidentResponse #securityweekcom #securityweek #Cyberattack #disruption #FEATURED #ICS/OT #Nucor #Steel

Production at Steelmaker Nucor Disrupted by Cyberattack https://www.securityweek.com/production-at-steelmaker-nucor-disrupted-by-cyberattack/ #IncidentResponse #cyberattack #disruption #Nucor #steel

Production at Steelmaker Nucor Disrupted by Cyberattack https://www.securityweek.com/production-at-steelmaker-nucor-disrupted-by-cyberattack/ #IncidentResponse #cyberattack #disruption #Nucor #steel

Production at Steelmaker Nucor Disrupted by Cyberattack https://www.securityweek.com/production-at-steelmaker-nucor-disrupted-by-cyberattack/ #IncidentResponse #cyberattack #disruption #Nucor #steel

Production at Steelmaker Nucor Disrupted by Cyberattack https://www.securityweek.com/production-at-steelmaker-nucor-disrupted-by-cyberattack/ #IncidentResponse #cyberattack #disruption #Nucor #steel

Nucor, the biggest steel manufacturer in North America, has shut down some of its operations due to a "cybersecurity incident."

#Nucor #US #cybersecurity #steel

https://cnews.link/nucor-halts-production-after-cybersecurity-incident-1/

Nucor, the biggest steel manufacturer in North America, has shut down some of its operations due to a "cybersecurity incident."

#Nucor #US #cybersecurity #steel

https://cnews.link/nucor-halts-production-after-cybersecurity-incident-1/

North America's largest steelmaker hit by a cyberattack—forcing major production shutdowns and shining a spotlight on industrial vulnerabilities. What does this mean for the future of cybersecurity in heavy industry?

https://thedefendopsdiaries.com/nucor-corporations-cyberattack-lessons-and-future-strategies/

#cybersecurity
#industrialsecurity
#nucor
#cyberattack
#operationaltechnology

Japan avoided commenting on Cleveland-Cliffs CEO Lourenco Goncalves’ provocative remarks over Nippon Steel’s takeover bid for U.S. Steel, a day after he described the country as “evil.” https://www.japantimes.co.jp/business/2025/01/14/companies/japan-clevelandcliffs-ceo/?utm_medium=Social&utm_source=mastodon #business #companies #nipponsteel #ussteel #clevelandcliffs #lourencogoncalves #nucor

Japan avoided commenting on Cleveland-Cliffs CEO Lourenco Goncalves’ provocative remarks over Nippon Steel’s takeover bid for U.S. Steel, a day after he described the country as “evil.” https://www.japantimes.co.jp/business/2025/01/14/companies/japan-clevelandcliffs-ceo/?utm_medium=Social&utm_source=mastodon #business #companies #nipponsteel #ussteel #clevelandcliffs #lourencogoncalves #nucor

Cleveland-Cliffs and Nucor are considering a potential joint bid for United States Steel following U.S. President Joe Biden's blocking of Nippon Steel’s bid earlier this month. https://www.japantimes.co.jp/business/2025/01/14/companies/cleveland-cliffs-bid-for-us-steel/?utm_medium=Social&utm_source=mastodon #business #companies #nipponsteel #ussteel #clevelandcliffs #nucor #acquisitions #steel

Cleveland-Cliffs and Nucor are considering a potential joint bid for United States Steel following U.S. President Joe Biden's blocking of Nippon Steel’s bid earlier this month. https://www.japantimes.co.jp/business/2025/01/14/companies/cleveland-cliffs-bid-for-us-steel/?utm_medium=Social&utm_source=mastodon #business #companies #nipponsteel #ussteel #clevelandcliffs #nucor #acquisitions #steel

Nucor beats forecasts with EPS of $2.68 (est. $2.54) and revenue of $8.08B (est. $7.72B). #Nucor #Earnings $NUE