United States
USA
Jefferson County school ransomware forces prolonged offline instruction
A ransomware attack during the March 2023 school break prompted Jefferson County Schools in Alabama to disconnect its network. Teachers continued holding classes but had to teach and grade with pen and paper without internet access for roughly two weeks, degrading normal educational delivery.
72
Estimated severity
72 / 100
91
Source reliability
91 / 100
Approximate Date
2023-04-01
Targeted Company
JEFFERSON COUNTY SCHOOL SYSTEM
Targeted Company Supply Chain Impact
Distribution & Fulfillment
Procurement & Sourcing
Production & Manufacturing
Sales (Retail & Ecommerce)
Warehousing
Service Delivery
Unrecognized Impact
Supply Chain Relations
No information
Geographic Impact
Country Targeted Company
Other Affected Countries
No other affected countries reported
Target country
United States
Affected countries
United States
Impacted regions
Alabama · United States
Operational Impact
Duration
No information
Financial impact (USD M)
No information
Impact types
Service degradation
Affected sectors
Education & Research
Affected departments
Information Technology
Attack Profile
Attack types
Ransomware
Attributed threat actors
No information
Sources
Incident Sources
wbrc.comhttps://www.wbrc.com/2023/04/01/jefferson-co-school-system-victim-ransomware-attack-during-spring-break/govtech.comhttps://www.govtech.com/education/k-12/jefferson-county-schools-back-to-pen-and-paper-after-cyber-attackapr.orghttps://www.apr.org/news/2023-04-03/jefferson-co-school-system-victim-of-ransomware-attack-over-spring-break