Home / Monthly reports / January 2024
Outages & Breaches: January 2024 in numbers
6 significant outages (0 critical) and 9 data breaches (4 critical) were logged in January 2024. The largest breach by records was VF Corporation (35.5M). The longest outage with a known duration was Microsoft Teams (7 hours). The most common outage cause was cyberattack (5 of 6).
Outages6
Critical outages0wide impact
Downtime tracked7 hacross 1 outage with a known duration
Breaches9
Critical breaches4sensitive data at scale
Records exposed59.4Mconfirmed or company-reported
Further claimed15.1Mattacker claims, unverified
Outage causes
Named attackers
Most significant incidents
- 25 Jan 202423andMe confirms raw genetic data stolen23andMe · breach · Unknown
- 19 Jan 2024Midnight Blizzard reads Microsoft executives' emailMicrosoft · breach · Midnight Blizzard (Russia)
- 18 Jan 2024VF Corp says 35 million customers' data stolenVF Corporation · breach · ALPHV/BlackCat · 35.5M records
- 8 Jan 2024loanDepot ransomware exposes 16.6 million customersloanDepot · breach · ALPHV/BlackCat · 16.6M records
- 29 Jan 2024LockBit attack disrupts Fulton County services for weeksFulton County, Georgia · outage · Cyberattack
- 29 Jan 2024Keenan warns 1.5 million people of breachKeenan & Associates · breach · Unknown · 1.5M records
- 26 Jan 2024Microsoft Teams disrupted for more than seven hoursMicrosoft Teams · outage · Network · 7 hours
- 24 Jan 2024Russian hackers read HPE security team's emailHewlett Packard Enterprise · breach · Midnight Blizzard (Russia)
All 6 outages
- 29 Jan 2024LockBit attack disrupts Fulton County services for weeksFulton County, Georgia · outage · Cyberattack
- 26 Jan 2024Microsoft Teams disrupted for more than seven hoursMicrosoft Teams · outage · Network · 7 hours
- 22 Jan 2024EquiLend securities-lending platform offline after attackEquiLend · outage · Cyberattack
- 21 Jan 2024Akira ransomware at Tietoevry disrupts Swedish firms and councilsTietoevry · outage · Cyberattack
- 8 Jan 2024loanDepot systems knocked offline by ransomwareloanDepot · outage · Cyberattack
- 3 Jan 2024Hijacked RIPE account knocks out Orange Spain internetOrange Spain · outage · Cyberattack
All 9 data breaches
- 29 Jan 2024Keenan warns 1.5 million people of breachKeenan & Associates · breach · Unknown · 1.5M records
- 25 Jan 202423andMe confirms raw genetic data stolen23andMe · breach · Unknown
- 24 Jan 2024Russian hackers read HPE security team's emailHewlett Packard Enterprise · breach · Midnight Blizzard (Russia)
- 23 Jan 202415 million Trello account emails scraped and soldTrello · breach · Emo · 15.1M claimed
- 19 Jan 2024Midnight Blizzard reads Microsoft executives' emailMicrosoft · breach · Midnight Blizzard (Russia)
- 18 Jan 2024VF Corp says 35 million customers' data stolenVF Corporation · breach · ALPHV/BlackCat · 35.5M records
- 10 Jan 2024FNF says ransomware stole data of 1.3 millionFidelity National Financial · breach · ALPHV/BlackCat · 1.3M records
- 8 Jan 2024loanDepot ransomware exposes 16.6 million customersloanDepot · breach · ALPHV/BlackCat · 16.6M records
- 2 Jan 2024HealthEC breach exposes 4.5 million patientsHealthEC · breach · Unknown · 4.5M records
2024 year to date
Incidents YTD15January to January 2024
Outages YTD6significant outages
Breaches YTD9data breaches
Critical YTD4outages and breaches
Records exposed YTD59.4Mconfirmed or company-reported
| Month | Outages | Breaches | Critical | Running total |
|---|---|---|---|---|
| Jan | 6 | 9 | 4 | 15 |
| Total | 6 | 9 | 4 | 15 |
Cite this
Nuffield Consulting, “Outages & Breaches: January 2024 in numbers”, The Daily Tech Wire,published January 2024. https://techwire.nuffieldconsulting.com/reports/2024-01/ (retrieved 15 Nov 2026).
The underlying data for every month is in the CSV download.