enterprise

Microsoft 365 email senders urged to implement SPF, DKIM and DMARC

DMARC, Don't miss, Email, enterprise, Hot stuff, Microsoft, Microsoft 365, News, spam /

Microsoft 365 email senders urged to implement SPF, DKIM and DMARC 09/10/2023 at 13:32 By Helga Labus In the wake of Google’s announcement of new rules for bulk senders, Microsoft is urging Microsoft 365 email senders to implement SPF, DKIM and DMARC email authentication methods. “These Domain Name Service (DNS) email authentication records verify that […]

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Critical Trend Micro vulnerability exploited in the wild (CVE-2023-41179)

Don't miss, Endpoint Security, enterprise, Hot stuff, News, patch, security update, Trend Micro, vulnerability /

Critical Trend Micro vulnerability exploited in the wild (CVE-2023-41179) 21/09/2023 at 11:46 By Zeljka Zorz Trend Micro has fixed a critical zero-day vulnerability (CVE-2023-41179) in several of its endpoint security products for enterprises that has been spotted being exploited in the wild. About CVE-2023-41179 The nature of the flaw hasn’t been revealed, but we know

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Shadow IT: Security policies may be a problem

Don't miss, enterprise, Hot stuff, Kolide, News, policy, shadow IT, survey, training /

Shadow IT: Security policies may be a problem 20/09/2023 at 08:23 By Zeljka Zorz 3 out of 4 workers use personal (and often unmanaged) phones and laptops for work and nearly half of companies let unmanaged devices access protected resources, a recent report by Kolide and Dimensional Research has revealed. When asked why they use

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Attackers use fallback ransomware if LockBit gets blocked

Don't miss, enterprise, Hot stuff, News, Ransomware, Symantec /

Attackers use fallback ransomware if LockBit gets blocked 14/09/2023 at 13:15 By Zeljka Zorz Your security solutions might stave off a LockBit infection, but you might still end up with encrypted files: according to Symantec’s threat researchers, some affiliates are using the 3AM ransomware as a fallback option in case LockBit gets flagged and blocked.

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MetaStealer malware is targeting enterprise macOS users

apple, Don't miss, enterprise, Hot stuff, macOS, Malware, News /

MetaStealer malware is targeting enterprise macOS users 13/09/2023 at 14:32 By Helga Labus Enterprise macOS users are being targeted by attackers slinging new information-stealing malware dubbed MetaStealer. The MetaStealer malware MetaStealer is delivered within malicious disk image format (.dmg) files. The names of the files – such as Advertising terms of reference (MacOS presentation).dmg and

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How Chinese hackers got their hands on Microsoft’s token signing key

cloud security, cyber espionage, data theft, Don't miss, enterprise, Europe, Government, Hot stuff, Microsoft, Microsoft 365, News, USA, Wiz /

How Chinese hackers got their hands on Microsoft’s token signing key 07/09/2023 at 17:00 By Zeljka Zorz The mystery of how Chinese hackers managed to steal a crucial signing key that allowed them to breach Microsoft 365’s email service and access accounts of employees of 25 government agencies has been explained: they found it somewhere

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Cisco VPNs with no MFA enabled hit by ransomware groups

Arctic Wolf Networks, brute-force, Cisco, Don't miss, enterprise, Hot stuff, MFA, News, Ransomware, Rapid7, SMBs, VPN /

Cisco VPNs with no MFA enabled hit by ransomware groups 31/08/2023 at 14:46 By Zeljka Zorz Since March 2023 (and possibly even earlier), affiliates of the Akira and LockBit ransomware operators have been breaching organizations via Cisco ASA SSL VPN appliances. “In some cases, adversaries have conducted credential stuffing attacks that leveraged weak or default

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Customizing LLMs for domain-specific tasks

Artificial Intelligence, cybersecurity, enterprise, generative AI, News, open source, Predibase, Privacy, report /

Customizing LLMs for domain-specific tasks 28/08/2023 at 06:02 By Help Net Security The expansion of large language models (LLMs) in recent times has brought about a revolutionary change in machine learning processes and has introduced fresh perspectives on the potential of AI, according to Predibase. Based on survey data from organizations experimenting with LLMs, researchers

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Google Workspace: New account security, DLP capabilities announced

access control, data loss prevention, Don't miss, enterprise, Google Workspace, Hot stuff, News, security controls, SMBs /

Google Workspace: New account security, DLP capabilities announced 25/08/2023 at 07:47 By Zeljka Zorz New capabilities in Google Workspace will help enterprises improve account and data security, by making unauthorized takeover of admin and user accounts and exfiltration of sensitive data more difficult. Some of these options are already available in preview and others will

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Bogus OfficeNote app delivers XLoader macOS malware

botnet, consumer, Don't miss, enterprise, Hot stuff, macOS, Malware, News, SentinelOne /

Bogus OfficeNote app delivers XLoader macOS malware 23/08/2023 at 14:33 By Helga Labus A new macOS-specific variant of the well known XLoader malware is being delivered disguised as the “OfficeNote” app. “Multiple submissions of this sample have appeared on VirusTotal throughout July, indicating that the malware has been widely distributed in the wild,” SentinelOne researchers

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Ivanti Sentry zero-day vulnerability fixed, patch ASAP! (CVE-2023-38035)

0-day, enterprise, gateway, Ivanti, Mnemonic, News, security update /

Ivanti Sentry zero-day vulnerability fixed, patch ASAP! (CVE-2023-38035) 22/08/2023 at 13:48 By Zeljka Zorz Ivanti is urging administrators of Ivanti Sentry (formerly MobileIron Sentry) gateways to patch a newly discovered vulnerability (CVE-2023-38035) that could be exploited to change configuration, run system commands, or write files onto the vulnerable system. “As of now, we are only

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Citrix ShareFile vulnerability actively exploited (CVE-2023-24489)

Citrix, Citrix ShareFile, Don't miss, enterprise, file-sharing, Hot stuff, News, PoC, security update, vulnerability /

Citrix ShareFile vulnerability actively exploited (CVE-2023-24489) 17/08/2023 at 14:16 By Zeljka Zorz CVE-2023-24489, a critical Citrix ShareFile vulnerability that the company has fixed in June 2023, is being exploited by attackers. GreyNoise has flagged on Tuesday a sudden spike in IP addresses from which exploitation attempts are coming, and the Cybersecurity and Infrastructure Agency (CISA)

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(Re)check your patched NetScaler ADC and Gateway appliances for signs of compromise

backdoor, Citrix, Don't miss, enterprise, Fox-IT, Hot stuff, Mandiant, News, vulnerability, web shell /

(Re)check your patched NetScaler ADC and Gateway appliances for signs of compromise 16/08/2023 at 13:49 By Zeljka Zorz Administrators of Citrix NetScaler ADC and Gateway appliances should check for evidence of installed webshells even if they implemented fixes for CVE-2023-3519 quickly: A recent internet scan by Fox-IT researchers has revealed over 1,800 backdoored NetScaler devices,

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Attackers can turn AWS SSM agents into remote access trojans

AWS, cloud computing, cloud security, Don't miss, enterprise, Hot stuff, Mitiga, News, Remote Access Trojan, research /

Attackers can turn AWS SSM agents into remote access trojans 02/08/2023 at 16:02 By Zeljka Zorz Mitiga researchers have documented a new post-exploitation technique attackers can use to gain persistent remote access to AWS Elastic Compute Cloud (EC2) instances (virtual servers), as well as to non-EC2 machines (e.g., on-premises enterprise servers and virtual machines, and

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Ivanti fixes second zero-day exploited by attackers (CVE-2023-35081)

0-day, Don't miss, endpoint management, enterprise, Hot stuff, Ivanti, Mnemonic, MobileIron, News, security update, vulnerability /

Ivanti fixes second zero-day exploited by attackers (CVE-2023-35081) 31/07/2023 at 16:32 By Helga Labus Another actively exploited zero-day vulnerability (CVE-2023-35081) affecting Ivanti Endpoint Manager Mobile (EPMM) has been identified and fixed. The first zero-day spotted Last week, we reported on a remote unauthenticated API access vulnerability (CVE-2023-35078) affecting Ivanti EPMM having been exploited to target

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Ivanti zero-day exploited to target Norwegian government (CVE-2023-35078)

0-day, data theft, Don't miss, endpoint management, enterprise, Government, Hot stuff, Ivanti, MobileIron, News, Norway, security update /

Ivanti zero-day exploited to target Norwegian government (CVE-2023-35078) 25/07/2023 at 13:37 By Zeljka Zorz A zero-day vulnerability (CVE-2023-35078) affecting Ivanti Endpoint Manager Mobile (EPMM) has been exploited to carry out an attack that affected 12 Norwegian ministries, the Norwegian National Security Authority (NSM) has confirmed on Tuesday. What is known about the attacks? On Monday,

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Has the MOVEit hack paid off for Cl0p?

Coveware, cybercrime, data theft, Don't miss, Emsisoft, enterprise, extortion, file-sharing, hack, Hot stuff, KonBriefing Research, News /

Has the MOVEit hack paid off for Cl0p? 24/07/2023 at 17:18 By Zeljka Zorz The number of known Cl0p victims resulting from its Memorial Day attack on vulnerable internet-facing MOVEit Transfer installations has surpassed 420, according to IT market research company KonBriefing Research. The cyber extortion group has lately switched to setting up company-specific leak

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Thanks Storm-0558! Microsoft to expand default access to cloud logs

APT, CISA, cloud security, Don't miss, enterprise, Government, government-backed attacks, Hot stuff, logging, Microsoft, Microsoft 365, News /

Thanks Storm-0558! Microsoft to expand default access to cloud logs 20/07/2023 at 13:31 By Zeljka Zorz Starting in September 2023, more federal government and commercial Microsoft customers will have access to expanded cloud logging capabilities at no additional charge, Microsoft and the Cybersecurity and Infrastructure Security Agency (CISA) have announced on Wednesday. The announcements come

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VirusTotal leaked data of 5,600 registered users

Data leak, Don't miss, enterprise, Google, Government, Hot stuff, News, social engineering, spear-phishing, user data, VirusTotal /

VirusTotal leaked data of 5,600 registered users 18/07/2023 at 15:47 By Helga Labus VirusTotal has suffered a data leak that exposed the names and email addresses of 5,600 of its registered users. The leaked data reportedly includes information about employees of US and German intelligence agencies (among others). VirusTotal data leak exposed exploitable information Google-owned

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