Threats & Vulnerabilities: Page


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    Critical Ivanti Connect Secure zero-day flaw under attack

    Although Ivanti has seen exploitation of CVE-2025-0282 in only Ivanti Connect Secure instances, Ivanti Policy Secure and ZTA gateways are also vulnerable to the flaw.

    By Alexander Culafi • Jan. 8, 2025
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    How to spot a card skimmer

    Cybercrime isn't just online. Skimming scams are rising at ATMs, gas pumps and registers. Learn how to spot, avoid and respond to these hidden card-stealing devices.

    By Ava DePasquale • Jan. 6, 2025
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    Dozens of Chrome extensions hacked in threat campaign

    Although data security vendor Cyberhaven disclosed that its Chrome extension was compromised on Dec. 24, additional research suggests the broader campaign could be months older.

    By Alexander Culafi • Jan. 2, 2025
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    10 of the biggest ransomware attacks in 2024

    Ransomware attacks against U.S. organizations in 2024 disrupted healthcare systems, supply chains and government services and led to tens of millions of dollars in ransom payments.

    By Arielle Waldman • Dec. 30, 2024
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    Risk & Repeat: The state of ransomware in 2024

    Ransomware made major headlines in 2024, from the massive Change Healthcare attack to the creative takedown of the notorious LockBit ransomware-as-a-service gang.

    By Alexander Culafi • Dec. 23, 2024
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    CISA issues mobile security guidance following China hacks

    Following the Salt Typhoon attacks, CISA offers advice to 'highly targeted' individuals, such as using end-to-end encryption and moving away from purely SMS-based MFA.

    By Alexander Culafi • Dec. 18, 2024
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    Cleo zero-day vulnerability gets CVE as attacks continue

    The new Cleo zero-day vulnerability, CVE-2024-55956, is separate from CVE-2024-50623 despite both vulnerabilities being used by threat actors to target the same endpoints.

    By Alexander Culafi • Dec. 16, 2024
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    ESET: RansomHub most active ransomware group in H2 2024

    The antimalware vendor says law enforcement operations against the LockBit ransomware gang were successful, but a new prolific group has emerged in its place.

    By Arielle Waldman • Dec. 16, 2024
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    Risk & Repeat: Attacks ramp up on Cleo MFT software

    Earlier this week, threat actors began exploiting a zero-day vulnerability in Cleo's managed file transfer products, but the details of the flaw remain unclear.

    By Alexander Culafi • Dec. 13, 2024
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    Cleo patches file transfer zero-day flaw under attack

    Cleo published a patch for its Harmony, VLTrader and LexiCom managed file transfer products, which addresses a 'critical vulnerability' that's separate from CVE-2024-50623.

    By Alexander Culafi • Dec. 12, 2024
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    Citrix NetScaler devices targeted in brute force campaign

    Citrix advised NetScaler customers to ensure that their devices are fully updated and properly configured to defend against the recent spike in brute force attacks.

    By Alexander Culafi • Dec. 10, 2024
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    What is a stream cipher?

    A stream cipher is an encryption method in which data is encrypted one byte at a time.

    By • Dec. 10, 2024
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    Attackers exploit vulnerability in Cleo file transfer software

    Cleo disclosed and patched the remote code execution vulnerability in late October, but managed file transfer products have proved to be popular targets for threat actors.

    By Arielle Waldman • Dec. 9, 2024
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    Ultralytics YOLO AI model compromised in supply chain attack

    While Ultralytics has not released an official security advisory, the company pulled two recent versions of its YOLO11 AI model after reports said they contained a cryptominer.

    By Arielle Waldman • Dec. 6, 2024
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    Police bust cybercrime marketplace, phishing network

    As part of Europol's announcement of the cybercriminal marketplace's disruption, the agency included an image of a takedown notice referencing the 'Manson Market.'

    By Alexander Culafi • Dec. 5, 2024
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    FBI: Criminals using AI to commit fraud ‘on a larger scale’

    As AI technology becomes more widely adopted, attackers are abusing it for their scams, which the FBI says are becoming increasingly more difficult to detect.

    By Arielle Waldman • Dec. 4, 2024
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    FOSS security concerns increase amid widespread adoption

    A new report from the Linux Foundation, OpenSSF and Harvard University calls for transparency and standardization to address growing security risks in open source software.

    By Arielle Waldman • Dec. 4, 2024
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    Ransomware attacks on critical sectors ramped up in November

    Supply chain software vendor Blue Yonder and energy management giant Schneider Electric SE experienced some of the most notable ransomware incidents in November.

    By Alexander Culafi • Dec. 3, 2024
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    New York fines Geico, Travelers $11.3M over data breaches

    The two insurance giants were fined millions by New York state regulators and are required to enhance security protocols around authentication and penetration testing.

    By Arielle Waldman • Nov. 26, 2024
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    Russian hackers exploit Firefox, Windows zero-days in wild

    RomCom threat actors chain two Firefox and Windows zero-day vulnerabilities together in order to execute arbitrary code in vulnerable Mozilla browsers.

    By Alexander Culafi • Nov. 26, 2024
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    Volexity details Russia’s novel ‘Nearest Neighbor Attack’

    The security company warned that the new attack style highlights the importance of securing Wi-Fi networks, implementing MFA and patching known vulnerabilities.

    By Arielle Waldman • Nov. 22, 2024
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    What is a threat intelligence feed?

    A threat intelligence feed, also known as a TI feed, is an ongoing stream of data related to potential or current threats to an organization's security.

    By Nick Barney, Ivy Wigmore • Nov. 21, 2024
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    DOJ charges 5 alleged Scattered Spider members

    The defendants, charged for conducting alleged phishing scams across the U.S., are suspected members of a prolific threat group responsible for last year's casino attacks.

    By Alexander Culafi • Nov. 21, 2024
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    Risk & Repeat: China hacks major telecom companies

    The FBI and CISA confirmed reports that Salt Typhoon breached several major telecom companies and accessed data related to law enforcement requests.

    By Alexander Culafi • Nov. 20, 2024
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    What is Common Vulnerabilities and Exposures (CVE)?

    Common Vulnerabilities and Exposures (CVE) is a publicly listed catalog of known security threats.

    By Nick Barney, Rahul Awati • Nov. 20, 2024