Home / Monthly reports / October 2024
Outages & Breaches: October 2024 in numbers
2 significant outages (0 critical) and 5 data breaches (0 critical) were logged in October 2024. The largest breach by records was Internet Archive (31M). The most common outage cause was cyberattack (2 of 2).
Outages2▼ 4 vs September
Critical outages0wide impact
Breaches5▲ 1 vs September
Critical breaches0sensitive data at scale
Records exposed31.9Mconfirmed or company-reported
Outage causes
Named attackers
Most significant incidents
- 24 Oct 2024Landmark Admin breach hits 800,000Landmark Admin · breach · Unknown · 807K records
- 18 Oct 2024$50m stolen from Radiant CapitalRadiant Capital · breach · North Korea (suspected)
- 9 Oct 2024Internet Archive breach exposes 31 million usersInternet Archive · breach · Unknown · 31M records
- 7 Oct 2024MoneyGram confirms customer data stolenMoneyGram · breach · Unknown
- 3 Oct 2024American Water shuts customer portal after attackAmerican Water · outage · Cyberattack
- 3 Oct 2024State actor steals contact details of all Dutch police officersDutch Police · breach · State actor · 65K records
- 5 Oct 2024Casio systems down after Underground ransomware attackCasio · outage · Cyberattack
All 2 outages
- 5 Oct 2024Casio systems down after Underground ransomware attackCasio · outage · Cyberattack
- 3 Oct 2024American Water shuts customer portal after attackAmerican Water · outage · Cyberattack
All 5 data breaches
- 24 Oct 2024Landmark Admin breach hits 800,000Landmark Admin · breach · Unknown · 807K records
- 18 Oct 2024$50m stolen from Radiant CapitalRadiant Capital · breach · North Korea (suspected)
- 9 Oct 2024Internet Archive breach exposes 31 million usersInternet Archive · breach · Unknown · 31M records
- 7 Oct 2024MoneyGram confirms customer data stolenMoneyGram · breach · Unknown
- 3 Oct 2024State actor steals contact details of all Dutch police officersDutch Police · breach · State actor · 65K records
2024 year to date
Incidents YTD117January to October 2024
Outages YTD48significant outages
Breaches YTD69data breaches
Critical YTD25outages and breaches
Records exposed YTD570Mconfirmed or company-reported
| Month | Outages | Breaches | Critical | Running total |
|---|---|---|---|---|
| Jan | 6 | 9 | 4 | 15 |
| Feb | 4 | 9 | 5 | 28 |
| Mar | 6 | 8 | 2 | 42 |
| Apr | 5 | 3 | 0 | 50 |
| May | 4 | 9 | 5 | 63 |
| Jun | 5 | 8 | 4 | 76 |
| Jul | 4 | 8 | 3 | 88 |
| Aug | 6 | 6 | 1 | 100 |
| Sep | 6 | 4 | 1 | 110 |
| Oct | 2 | 5 | 0 | 117 |
| Total | 48 | 69 | 25 | 117 |
Cite this
Nuffield Consulting, “Outages & Breaches: October 2024 in numbers”, The Daily Tech Wire,published October 2024. https://techwire.nuffieldconsulting.com/reports/2024-10/ (retrieved 15 Nov 2026).
The underlying data for every month is in the CSV download.