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DDoS attacks were a more serious threat in Q3 2021 than ever before

Link11 has released new data from its network on the development of the DDoS threat: The number of attacks remains at a very high level in Q3 2021. After Q2 2021 had already shown an increase of 19% compared to the same period of the previous year, the number of attacks rose by another 17% in Q3. Attack volume and complexity of attack patterns are on the rise In addition to the worsening of the … More ? The post DDoS attacks were a more serious threat in Q3 2021 than ever before appeared first on Help Net Security .

Blocked DDoS events up 75% in the first nine months of 2021

Radware has published results from its report which provides an overview of the DDoS attack landscape, application attack developments, and unsolicited network scanning trends. “More DDoS attacks were blocked during the first nine months of 2021 than all of 2020,” said Pascal Geenens, director of threat intelligence for Radware. “During the third quarter, DDoS records for large volumetric attacks were broken across three continents. At the same time, phantom floods, or micro attacks that typically … More ? The post Blocked DDoS events up 75% in the first nine months of 2021 appeared first on Help Net Security .

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Blocked DDoS events up 75% in the first nine months of 2021

Monero-mining botnet targets orgs through recent MS Exchange vulnerabilities

The recent Microsoft Exchange Server vulnerabilities might have initially been exploited by a government-backed APT group, but cybercriminals soon followed suit, using them to deliver ransomware and grow their botnet. One perpetrator of the latter activities is Prometei, a cross-platform (Windows, Linux), modular Monero-mining botnet that seems to have flown under the radar for years. The attackers’ modus operandi Cybereason incident responders have witnessed instances of the botnet enslaving endpoints of companies across the globe, … More ? The post Monero-mining botnet targets orgs through recent MS Exchange vulnerabilities appeared first on Help Net Security .

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Monero-mining botnet targets orgs through recent MS Exchange vulnerabilities

DDoS attack activity: 10 million-plus attacks and 22% increase in attack frequency

Netscout announced findings from its bi-annual Threat Intelligence Report, punctuated by a record-setting 10,089,687 DDoS attacks observed during 2020. Cybercriminals exploited vulnerabilities exposed by massive internet usage shifts since many users were no longer protected by enterprise-grade security. Attackers paid particular attention to vital pandemic industries such as e-commerce, streaming services, online learning, and healthcare generating a 20% year-over-year increase in attack frequency over 2019 plus a 22% increase in the last six months of … More ? The post DDoS attack activity: 10 million-plus attacks and 22% increase in attack frequency appeared first on Help Net Security .

DDoS attacks in 2021: What to expect?

We’re only three months into 2021, and Akamai has mitigated 3 out of the 6 largest DDoS attacks they have ever witnessed. Two of these hit the same company on the same day, and the attackers’ goal was extort money from the target. “Growing” DDoS attacks Hoping for a major Bitcoin payout, DDoS attackers continue to raise the bar when it comes to attack size, frequency, and target diversification. “In 2021 alone, we’ve already seen … More ? The post DDoS attacks in 2021: What to expect? appeared first on Help Net Security .

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DDoS attacks in 2021: What to expect?

DDoS attacks surge as cybercriminals take advantage of the pandemic

DDoS attacks reached a record high during the pandemic as cybercriminals launched new and increasingly complex attacks, a Link11 report reveals. The analysis showed a boom in DDoS attacks that were closely linked to the pandemic. Key stats Boom in attacks: From February to September 2020, the number of DDoS attacks nearly doubled and was on average 98% higher than in the same period last year. It Is estimated that there were 50 million DDoS … More ? The post DDoS attacks surge as cybercriminals take advantage of the pandemic appeared first on Help Net Security .

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DDoS attacks surge as cybercriminals take advantage of the pandemic

How do I select cyber insurance for my business?

There has been a 70%+ increase in the average cost of a cybercrime to an organization over five years to $13mn and a 60%+ increase in the average number of security breaches, a recent report reveals. Losses resulting from external incidents, such as DDoS attacks or phishing and malware/ransomware campaigns, account for 85% of the value of claims, followed by malicious internal actions (9%) – which are infrequent but can be costly. To select suitable … More ? The post How do I select cyber insurance for my business? appeared first on Help Net Security .

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How do I select cyber insurance for my business?

How prevalent is DNS spoofing? Could a repeat of the Dyn/Mirai DDoS attack have the same results?

Two separate groups of academics have recently released research papers based on research into the Domain Name System (DNS). One has found that the overwhelming majority of popular site operators haven’t learned from the 2016 Dyn/Mirai incident/attack and set up a backup DNS server, and the other has shown that the rate of DNS spoofing, though still very small, has more than doubled in less than seven years. DNS dependency Carnegie Mellon University PhD student … More ? The post How prevalent is DNS spoofing? Could a repeat of the Dyn/Mirai DDoS attack have the same results? appeared first on Help Net Security .

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How prevalent is DNS spoofing? Could a repeat of the Dyn/Mirai DDoS attack have the same results?

New Kasada API protects from botnet attacks and targeted fraud

Kasada, provider of the only online traffic integrity solution that accurately detects and defends against bot attacks, announced the introduction of Kasada API, which protects an organization’s web and mobile APIs from automated botnet attacks and targeted fraud. If left unprotected, an organization’s most sensitive API endpoints (i.e. authentication, account creation, and handling sensitive data) can be quickly exploited by attackers, giving them a direct path into the organization. Gartner predicts that by 2022, API … More ? The post New Kasada API protects from botnet attacks and targeted fraud appeared first on Help Net Security .

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New Kasada API protects from botnet attacks and targeted fraud

Week in review: Criminals leveraging Office 365, endpoint attack anatomy, medical devices cybersec

Here’s an overview of some of last week’s most interesting news, reviews and articles: Critical flaw in SonicWall’s firewalls patched, update quickly! (CVE-2020-5135) SonicWall patched 11 vulnerabilities affecting its Network Security Appliance (NSA). Among those is CVE-2020-5135, a critical stack-based buffer overflow vulnerability in the appliances’ VPN Portal that could be exploited to cause denial of service and possibly remote code execution. The anatomy of an endpoint attack A lot has changed across the cybersecurity … More ? The post Week in review: Criminals leveraging Office 365, endpoint attack anatomy, medical devices cybersec appeared first on Help Net Security .

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Week in review: Criminals leveraging Office 365, endpoint attack anatomy, medical devices cybersec