Showing results for
🌐
Varonis
varonis.com › blog › cybersecurity-statistics
139 Cybersecurity Statistics and Trends [updated 2025]
October 24, 2025 - (Varonis) Over 560 million Ticketmaster customers had their information stolen in a 2024 breach. (BBC) A 2021 LinkedIn data breach exposed the personal information of 700 million users or about 93 percent of all LinkedIn members.
🌐
BlackFog
blackfog.com › home › ransomware › the state of ransomware in 2021
The State of Ransomware in 2021 | BlackFog
July 26, 2025 - It’s not yet known what gang ... Council (NWO) to take its servers offline has been confirmed as a ransomware attack by the DoppelPaymer gang....
🌐
Cybereason
cybereason.com › blog › ten-of-the-biggest-ransomware-attacks-of-2021
Ten of the Biggest Ransomware Attacks of 2021
The actual ransomware payload is the very tail end of a ransomware attack, so there are weeks or even months of detectable activity prior to the payload delivery where an attack can be intercepted before there is any serious impact to the targeted organization. Cybereason is the only security provider that remains undefeated in the fight against ransomware, protecting every customer from threats like the DarkSide Ransomware that shut down Colonial Pipeline, the REvil Ransomware that disrupted meatpacking giant JBS and IT services provider Kaseya, the LockBit Ransomware that struck Accenture, as well as every other ransomware family.
🌐
Center for Strategic and International Studies
csis.org › csis programs › strategic technologies program
Significant Cyber Incidents | Strategic Technologies Program | CSIS
2 weeks ago - Cybercriminalstargeted a vulnerability in software that is widely used by the agencies, according to a US cybersecurity agent. June 2023:An Illinois hospital became the first health care facility to publicly list a ransomware attack as a primary reason for closing. The attack, which occurred in 2021,permanently crippled the facility’s finances.
🌐
UpGuard
upguard.com › blog › biggest-data-breaches-us
Biggest Data Breaches in US History (Updated 2025) | UpGuard
3 weeks ago - Hackers and cybercriminals come ... published by the Identity Theft Resource Center (ITRC), a record number of 1862 data breaches occurred in 2021 ......
🌐
Department of Energy
energy.gov › ceser › colonial-pipeline-cyber-incident
Colonial Pipeline Cyber Incident | Department of Energy
On May 11, 2021, CISA and the Federal Bureau of Investigation have released a Joint Cybersecurity Advisory on a ransomware-as-a-service (RaaS) variant—referred to as DarkSide—recently used in a ransomware attack against a critical infrastructure company.
🌐
FBI
fbi.gov › wanted › cyber
Cyber Crimes | Federal Bureau of Investigation
September 9, 2025 - Select the images of suspects to display more information.
🌐
Fortinet
fortinet.com › resources › cyberglossary › recent-cyber-attacks
Recent Cyber Attacks: Major Incidents & Key Trends | Fortinet
In August 2021, telecoms firm T-Mobile suffered a cybersecurity breach that led to the data of around 50 million existing customers and prospects being stolen. The data, which included customer addresses, drivers' licenses, and social security ...
🌐
ECCU
eccu.edu › home › top ten cyberattacks of 2020-2021
The Top Ten Cyberattacks of 2020-2021 Revealed!
November 19, 2024 - The attack has been attributed to an Advanced Persistent Threat (APT) actor and the Malware has been dubbed “SUNBURST.” · On February 5, 2021, a Cyber Security breach occurred in the Florida Water System when a malicious hacker tried to poison the water supply by using a remote access software platform known as Team Viewer, which was shared by plant workers.
🌐
StrongDM
strongdm.com › blog › security
35 Alarming Small Business Cybersecurity Statistics for 2025 | StrongDM
October 24, 2025 - Small business cyberattack overview statistics (go to this section) 1. 46% of all cyber breaches impact businesses with fewer than 1,000 employees. 2. 61% of SMBs were the target of a Cyberattack in 2021. 3. At 18%, malware is the most common type of cyberattack aimed at small businesses. 4. 82% of ransomware attacks in 2021 were against companies with fewer than 1,000 employees.
Find elsewhere
🌐
BreachSense
breachsense.com › breaches
Latest Data Breaches and Most Recent Data Breach Incidents
2 weeks ago - Our data breach tracker shows the most recent ransomware attacks.
🌐
Carnegie Endowment for International Peace
carnegieendowment.org › features › fincyber-timeline
Timeline of Cyber Incidents Involving Financial Institutions
The attack also affected logins ... information or funds were compromised. ... On December 23, 2021, around 790 banking customers of Singporean bank OCBC were targeted in a phishing scam resulting in a loss of at least $13.7 million....
🌐
Digitalagent
digitalagent.net › recent-cyberattacks-2021
Recent Cyberattacks and Cybersecurity Lessons of 2021
Are you looking for a business technology provider that can do it all? Digital Agent is your one-stop shop for all your technology needs.
🌐
SentinelOne
sentinelone.com › blog › a-cyberwar-on-financial-institutions-why-banks-are-caught-in-the-crosshairs
Cyber Security in Banking. Why Cyber Attacks on Financial Institutions are on the rise
July 19, 2025 - Ransomware attacks on financial services have increased from 55% in 2022 to 64% in 2023, which is nearly double the 34% reported in 2021. Only 1 in 10 attacks were stopped before encryption took place, making a total of 81% of organizations a victim of data encryption. Data breaches cost the finance sector the second highest costs amongst all others at $5.9 million. This blog explores the rise in cyber attacks on the banking and financial industries, their far-reaching consequences, and what these high-target entities can do to protect against the evolving tactics of threat actors.
🌐
Arctic Wolf
arcticwolf.com › home › 10 cybercrimes against colleges and k-12 schools, and how to prevent them
Cyber Attacks Against Schools and Colleges | Arctic Wolf
October 4, 2024 - Attack type: Unknown Location: Hatfield, England Cost: Not disclosed People affected: Not disclosed · In April 2021, a cyber attack crippled the University of Hertfordshire, affecting all of the university’s computer systems, including ...
🌐
Secureframe
secureframe.com › home › blog › 20 recent cyber attacks & what they tell us about the future of cybersecurity
20 Recent Cyber Attacks & What They Tell Us About the Future of Cybersecurity
July 14, 2025 - Back in 2021, cybersecurity authorities in the US, Australia, and UK observed an increase in sophisticated, high-impact ransomware incidents against critical infrastructure organizations globally.
🌐
Dark Reading
darkreading.com › home › cyberattacks & data breaches
7 of the Most Impactful Cybersecurity Incidents of 2021
There was a lot to learn from breaches, vulnerabilities, and attacks this year. ... The Log4j vulnerability that became public on Dec. 10 quickly established itself as one of the most significant security threats of 2021.
🌐
HACKMAGEDDON
hackmageddon.com › category › security › cyber-attacks-statistics
Cyber Attacks Statistics – HACKMAGEDDON
August 7, 2025 - I aggregated the statistics created from the cyber attacks timelines published in the third quarter of 2024.
🌐
World Economic Forum
weforum.org › stories › 2024 › 07 › crowdstrike-global-it-outage-cybersecurity-news-july-2024
Billions left vulnerable after historic data breach, and other cybersecurity news to know this month
July 23, 2024 - An internet user posted the passwords ... to Cybernews. The dataset includes 1.5 billion new plain text passwords added to a previous compilation from 2021, “RockYou2021”. “Threat actors could exploit the RockYou2024 password compilation to conduct brute-force attacks and gain ...
🌐
HIPAA Journal
hipaajournal.com › home › healthcare data breach statistics
Healthcare Data Breach Statistics
3 days ago - Our healthcare data breach statistics clearly show there has been an upward trend in data breaches over the past 14 years, with 2021 seeing more data breaches reported than any other year since records first started being published by OCR. Data breaches increased once again in 2022, with OCR receiving reports of 720 data breaches of 500 or more records. There was no letup in cyberattacks on healthcare organizations in 2023, which set two new records: The most reported data breaches and the most breached records.