Ravi JainView all posts

Technijian was founded in November of 2000 by Ravi Jain with the goal of providing technology support for small to midsize companies. As the company grew in size, it also expanded its services to address the growing needs of its loyal client base. From its humble beginnings as a one-man-IT-shop, Technijian now employs teams of support staff and engineers in domestic and international offices. Technijian’s US-based office provides the primary line of communication for customers, ensuring each customer enjoys the personalized service for which Technijian has become known.

Cisco Umbrella Policies That Stop 90% of Phishing Clicks (Real Configs Inside)

Cisco Umbrella Policies That Stop 90% of Phishing Clicks (Real Configs Inside)

Ravi Jain
Cisco Umbrella policies to combat the pervasive threat of phishing, particularly for small and medium businesses (SMBs). It outlines seven specific real-world policy configurations ranging from aggressive to balanced, designed to block up to 90% of phishing attempts by leveraging DNS-layer security. Furthermore, the text details advanced techniques such as SSL decryption and Intelligent Proxy and offers a structured, multi-phase deployment methodology, including common pitfalls to avoid. Finally, the source concludes with an advertisement for Technijian, a Managed IT Services provider that offers professional deployment, ongoing management, and strategic security planning to assist SMBs with their Umbrella implementation and broader cybersecurity needs. ... Read More
GoAnywhere Zero-Day Exploitation by Medusa Ransomware

Microsoft Warns: Critical GoAnywhere Bug Actively Exploited in Medusa Ransomware Campaign

Ravi Jain
Active zero-day exploitation of a critical vulnerability, CVE-2025-10035, in Fortra’s GoAnywhere MFT platform by the cybercrime group Storm-1175, which is affiliated with the Medusa ransomware operation. They explain that this deserialization flaw allows remote access with low complexity and was exploited for several days before a patch was made available. Furthermore, the text details the multi-stage attack methodology used by Storm-1175, which includes establishing persistence using legitimate remote monitoring tools, conducting network reconnaissance, exfiltrating data with Rclone, and ultimately deploying Medusa ransomware. Finally, the sources offer comprehensive mitigation strategies, urging immediate patching and suggesting defense-in-depth measures, while also advertising the consulting and incident response services of Technijian, a managed IT services provider, to help organizations secure their systems. ... Read More
Zimbra Zero-Day Exploitation Alert

Zimbra Zero-Day Exploitation: What Organizations Need to Know

Ravi Jain
A recently discovered cyberattack campaign that exploited a zero-day vulnerability (CVE-2025-27915) in the Zimbra Collaboration Suite through malicious calendar invitation files (.ICS). The core exploit was a cross-site scripting flaw that allowed attackers to embed and execute sophisticated JavaScript payloads, primarily to steal user credentials and exfiltrate sensitive email data by establishing unauthorized forwarding rules. While attribution is challenging, the attack targeting a Brazilian military organization and the use of sophisticated tactics suggest potential state-sponsored espionage activity. The documents emphasize that organizations must immediately apply patches, review account filters for persistence, and implement enhanced network monitoring to detect the large, encoded calendar attachments used in the campaign. The second source introduces Technijian, an IT services provider, as a resource that offers security assessments and incident response to help businesses protect against such advanced threats, particularly in the Southern California region. ... Read More
MCP Servers

MCP Servers 101: Safely Exposing Your Data and Tools to LLMs 

Ravi Jain
MCP (Model Context Protocol) Servers, detailing their architecture, purpose, and benefits as a secure method for integrating Large Language Models (LLMs) with enterprise data and tools. The text outlines how MCP Servers solve the critical dilemma of achieving dynamic, context-aware AI while maintaining enterprise-grade security through features like multi-layered authentication, data filtering, and robust auditing for compliance. The document also introduces Technijian, a managed IT services provider, which offers specialized consulting, deployment, and ongoing support services to organizations looking to implement and manage MCP Server solutions across various industries like healthcare and finance in Southern California. Ultimately, the sources describe MCP Servers as the standardized, secure solution for maximizing LLM utility without compromising sensitive corporate resources. ... Read More
Malicious Postmark MCP Package Attack

The Silent Email Theft: How a Malicious Postmark MCP Package Compromised Thousands of Users

Ravi Jain
A sophisticated supply chain attack involving a malicious package on the npm registry, which mimicked the legitimate Postmark MCP server to silently steal user email communications for about a week. The initial text explains how the package established trust through numerous clean versions before introducing a single line of code in version 1.0.16 to exfiltrate sensitive data, including authentication credentials and financial communications. Furthermore, the documents outline the scope of the data compromise, potential warning signs developers should have noticed, and comprehensive prevention strategies like rigorous code review and dependency monitoring. Finally, the text introduces Technijian, a managed IT services provider, which uses this incident as a case study to market its security auditing and incident response services to businesses across Southern California. ... Read More