Tag: email communication

  • Cisco Talos Blog: Abusing with style: Leveraging cascading style sheets for evasion and tracking

    Source URL: https://blog.talosintelligence.com/css-abuse-for-evasion-and-tracking/ Source: Cisco Talos Blog Title: Abusing with style: Leveraging cascading style sheets for evasion and tracking Feedly Summary: Cascading Style Sheets (CSS) are ever present in modern day web browsing, however its far from their own use. This blog will detail the ways adversaries use CSS in email campaigns for evasion and…

  • The Register: Cybercrims now licking stamps and sending extortion demands in snail mail

    Source URL: https://www.theregister.com/2025/03/05/snail_mail_data_release_extortion/ Source: The Register Title: Cybercrims now licking stamps and sending extortion demands in snail mail Feedly Summary: First crooks gave up encrypting data, and just stole it – now they don’t even bother pilfering info. Sheesh! Ransomware extortionists are now using letters sent by snail mail to demand payments, without bothering to…

  • Cisco Security Blog: Your Endpoint Is Secure Against AI Supply Chain Attacks

    Source URL: https://feedpress.me/link/23535/16966965/your-endpoint-is-secure-against-ai-supply-chain-attacks Source: Cisco Security Blog Title: Your Endpoint Is Secure Against AI Supply Chain Attacks Feedly Summary: Beginning immediately, all existing users of Cisco Secure Endpoint and Email Threat Protection are protected against malicious AI Supply Chain artifacts. AI Summary and Description: Yes Summary: Cisco has taken a proactive step by enhancing its…

  • Microsoft Security Blog: New Star Blizzard spear-phishing campaign targets WhatsApp accounts

    Source URL: https://www.microsoft.com/en-us/security/blog/2025/01/16/new-star-blizzard-spear-phishing-campaign-targets-whatsapp-accounts/ Source: Microsoft Security Blog Title: New Star Blizzard spear-phishing campaign targets WhatsApp accounts Feedly Summary: In mid-November 2024, Microsoft Threat Intelligence observed the Russian threat actor we track as Star Blizzard sending their typical targets spear-phishing messages, this time offering the supposed opportunity to join a WhatsApp group. This is the first…

  • The Register: Microsoft: Another Chinese cyberspy crew targeting US critical orgs ‘as of yesterday’

    Source URL: https://www.theregister.com/2024/12/06/chinese_cyberspy_us_data/ Source: The Register Title: Microsoft: Another Chinese cyberspy crew targeting US critical orgs ‘as of yesterday’ Feedly Summary: Redmond threat intel maven talks explains this persistent pain to The Reg A Chinese government-linked group that Microsoft tracks as Storm-0227 yesterday started targeting critical infrastructures organisations and US government agencies, according to Redmond’s…

  • Microsoft Security Blog: Microsoft shares latest intelligence on North Korean and Chinese threat actors at CYBERWARCON

    Source URL: https://www.microsoft.com/en-us/security/blog/2024/11/22/microsoft-shares-latest-intelligence-on-north-korean-and-chinese-threat-actors-at-cyberwarcon/ Source: Microsoft Security Blog Title: Microsoft shares latest intelligence on North Korean and Chinese threat actors at CYBERWARCON Feedly Summary: At CYBERWARCON 2024, Microsoft Threat Intelligence analysts will share research and insights on North Korean and Chinese threat actors representing years of threat actor tracking, infrastructure monitoring and disruption, and their attack…

  • Cisco Talos Blog: Malicious QR codes

    Source URL: https://blog.talosintelligence.com/malicious_qr_codes/ Source: Cisco Talos Blog Title: Malicious QR codes Feedly Summary: QR codes are disproportionately effective at bypassing most anti-spam filters, as most filters are not designed to recognize that a QR code is present in an image and decode the QR code. According to Talos’ data, roughly 60% of all email containing…

  • Hacker News: Hackers now use ZIP file concatenation to evade detection

    Source URL: https://www.bleepingcomputer.com/news/security/hackers-now-use-zip-file-concatenation-to-evade-detection/ Source: Hacker News Title: Hackers now use ZIP file concatenation to evade detection Feedly Summary: Comments AI Summary and Description: Yes Summary: The text discusses a new technique employed by hackers that utilizes concatenated ZIP files to deliver malicious payloads, evading detection by common security solutions. This emerging threat highlights the need…