Chester Wisniewski stories
{
"introduction": [
"
Chester Wisniewski is an esteemed author and cybersecurity expert who has extensively penned columns focusing on the rampant issue of ransomware and its impact on various sectors globally.
", "His insightful writing delves into the alarming rise of ransomware attacks on retail, educational, manufacturing, and production sectors, highlighting the growing severity and financial implications of these cyber threats.
", "Through his analysis, Wisniewski underscores the significant costs and recovery challenges organisations face, as well as the transformative shift in cybersecurity strategies in response to these pervasive attacks.
" ] }
Ransomware recovery costs soar in energy & water sectors
4 days ago
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encryption
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cybersecurity
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utilities
Sophos reports a fourfold rise in median recovery costs for energy and water sectors to USD $3 million in 2024, highlighting critical infrastructure vulnerabilities.
Survey shows 76% of firms boost cyber defences for insurance
Last month
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firewalls
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network security
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breach prevention
Some 76% of firms bolstered cyber defences to secure insurance, though many remain unclear on coverage specifics amid rising attack recovery costs.
Ransomware ravages retail sector, with 75% increase in attacks
Thu, 8th Sep 2022
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malware
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firewalls
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network infrastructure
Globally, 77% of retail organisations surveyed experienced a 75% increase from 2020. This is also 11% more than the cross-sector average attack rate of 66%.
Education institutions hit hard by ransomware - study
Thu, 21st Jul 2022
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edutech
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malware
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firewalls
The findings reveal that education institutions are increasingly being hit with ransomware, with 60% suffering attacks in 2021 compared to 44% in 2020.
Ransomware attacks on education institutions increase
Thu, 14th Jul 2022
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malware
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edutech
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firewalls
Education institutions are increasingly being hit with ransomware, with 60% suffering attacks in 2021 compared to 44% in 2020.
Ransomware hits 65% of organisations in Singapore
Fri, 20th May 2022
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malware
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firewalls
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network infrastructure
Next-generation cybersecurity firm Sophos has released its annual survey and review of real-world ransomware experiences in the State of Ransomware 2022.
80% of Australian organisations hit with ransomware in 2021
Wed, 4th May 2022
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malware
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firewalls
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network infrastructure
80% of Australian organizations were hit with ransomware in 2021, up from 45% in 2020, according to a new survey by Sophos.
Ransomware black hole pulls in other cyberthreats to create one massive delivery system
Fri, 12th Nov 2021
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malware
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firewalls
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ddos
Ransomware's growing power is sucking other cyberthreats into its orbit, creating a unified and modular attack system, warns Sophos.
Manufacturing sector hit hard by ransomware, but many refuse to pay out
Thu, 30th Sep 2021
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malware
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firewalls
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network infrastructure
Manufacturing and production companies are less likely to pay ransoms after being hit by ransomware, says Sophos' new report.
Rise in cyberattacks, ransomware during COVID-19 boosts IT security skills
Tue, 14th Sep 2021
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malware
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firewalls
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network infrastructure
Increased security challenges during the pandemic offered IT teams a unique opportunity to build their cybersecurity expertise.
Retail sector top target for ransomware and data-theft extortion attacks during pandemic
Fri, 13th Aug 2021
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firewalls
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network infrastructure
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network security
Retail sector hit hard by ransomware and data-theft attacks during the pandemic, with extortion attacks on the rise, says Sophos.
Ransomware recovery costs increase as businesses are hit hard
Fri, 7th May 2021
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malware
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firewalls
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network infrastructure
Average ransomware recovery cost in Asia Pacific and Japan (APJ) has increased from US$1.16 million to US$2.34 million, more than doubling in one year.
Ransomware recovery costs more than doubled in past year
Thu, 29th Apr 2021
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malware
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firewalls
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network infrastructure
The average cost of recovery from a ransomware attack for businesses in Asia Pacific has more than doubled in the last year, says Sophos.
Experiencing ransomware significantly impacts cybersecurity approach
Fri, 16th Oct 2020
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malware
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firewalls
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network infrastructure
Ransomware hits organisations hard, impacting confidence and cyber attack strategies, reveals a new survey by Sophos. #Cybersecurity #Ransomware.
Scammers using Bitcoin, sextortion to take advantage of Coronavirus fears
Fri, 20th Mar 2020
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firewalls
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network infrastructure
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network security
As people's fear and desire to do something about COVID-19 is dominating the news, it is also being exploited in every way by online criminals.