Editing Training 2022 Linux team/ (section)

==Training session on SORBS Security admin 05 June 2023 - Tetra Support Staff - Manish Singh==

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'''Video summary:''' "Sorb Security Google Chrome 2023 06 01 16 08 58" -- a business/product overview session on why commercial-grade mail security is necessary, explicitly separate from a technical deep-dive (framed as covering the commercial/administrative angle). Opens with a candid admission: Tetra has lost customers in the past due to not having a strong enough security solution, citing real recurring support calls -- clients like Arihant and HCF calling to get senders blacklisted -- as evidence that basic spam filtering alone isn't enough anymore; modern threats require ATP (Advanced Threat Protection covering phishing and content filtering) on top of traditional antivirus/antispam. Describes Trend Micro's evolution as a case study: their older IMSVA (InterScan Messaging Security Virtual Appliance) product required a dedicated on-prem machine routing mail traffic through it, whereas their newer offering is fully cloud-based -- customers simply point their MX record at Trend's cloud security layer. Covers rough cost comparison to frame the business case: a basic Zimbra-based add-on security layer runs roughly ₹100/mailbox/year at scale (3-4000 users), while dedicated enterprise-grade security gateway solutions (naming "Sorb Security" among ~12 comparable vendors in this space) start around a ₹2000/mailbox minimum, historically positioning them as enterprise-only -- but the presenter notes newer entrants are bringing that cost down significantly as they push into the Indian market. Explains the underlying technology at a high level: these solutions route mail through a sandboxed cloud environment where AI-driven rules analyze the full message context (not just static signature matching) before delivery, with sandboxing specifically defeating novel/zero-day spam techniques that wouldn't be caught by traditional pattern matching.