{"product_id":"l-sl-44-sec-k9","title":"Cisco L-SL-44-SEC-K9 | Security License for 4431\/4451 | E-Delivery","description":"\u003cdiv class=\"product-desc\"\u003e\n\u003c!-- Section: About This Product --\u003e\n\u003cdiv style=\"margin-bottom: 32px;\"\u003e\n\u003ch2 style=\"font-size: 16px; font-weight: bold; color: #1a1a1a; border-bottom: 2px solid #e8e8e8; padding-bottom: 10px; margin: 0 0 16px 0; letter-spacing: 0.01em;\"\u003eAbout This Product\u003c\/h2\u003e\n\u003ch3 style=\"font-size: 14px; font-weight: 600; color: #1a1a1a; margin: 0 0 10px 0;\"\u003eBuy Cisco L-SL-44-SEC-K9 | ISR 4400 Series Security (SEC) Technology Package License for ISR 4431 \u0026amp; ISR 4451-X | E-Delivery\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eThis license on sale are available exclusively Traditional License.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; line-height: 1.75; color: #444; margin: 0 0 14px 0;\"\u003eThe \u003cstrong\u003eL-SL-44-SEC-K9\u003c\/strong\u003e is the \u003cstrong\u003eCisco ISR 4400 Series Security (SEC) Technology Package License\u003c\/strong\u003e — the essential security feature unlock for your \u003cstrong\u003eCisco ISR 4431 and ISR 4451-X Integrated Services Routers\u003c\/strong\u003e. This \u003cstrong\u003eCisco 4400 Security license\u003c\/strong\u003e builds on the IP Base foundation to deliver a complete suite of enterprise-grade security capabilities including \u003cstrong\u003eIPsec VPN, Next-Generation Firewall (NGFW), Intrusion Detection\/Prevention (IDS\/IPS), and Advanced Malware Protection\u003c\/strong\u003e — all running natively on your existing ISR 4400 hardware without additional appliances.\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; line-height: 1.75; color: #444; margin: 0;\"\u003eAlso referenced as \u003cstrong\u003eSL-44-SEC-K9\u003c\/strong\u003e, \u003cstrong\u003eSL-44-SEC-K9=\u003c\/strong\u003e, or \u003cstrong\u003eL-SL-44-SEC-K9=\u003c\/strong\u003e, this \u003cstrong\u003eCisco ISR 4400 security technology package\u003c\/strong\u003e is a perpetual, electronically delivered Right-to-Use (RTU) license. The SEC license unlocks: \u003cstrong\u003esite-to-site and remote-access IPsec VPN\u003c\/strong\u003e for encrypted branch connectivity, \u003cstrong\u003eZone-Based Firewall (ZBFW)\u003c\/strong\u003e for granular traffic filtering, \u003cstrong\u003eIDS\/IPS\u003c\/strong\u003e for real-time threat detection and automated response, \u003cstrong\u003eadvanced malware protection\u003c\/strong\u003e against sophisticated cyber threats, \u003cstrong\u003eDMVPN and FlexVPN\u003c\/strong\u003e for scalable secure WAN, and comprehensive \u003cstrong\u003esecurity visibility and compliance reporting\u003c\/strong\u003e. For organizations handling sensitive data, regulated industries, or any deployment requiring production-grade network security, the \u003cstrong\u003eCisco 4400 SEC license\u003c\/strong\u003e transforms your ISR 4400 router into a full-featured secure gateway — no extra hardware, no additional footprint.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Section: Key Features --\u003e\n\u003cdiv style=\"margin-bottom: 32px;\"\u003e\n\u003ch2 style=\"font-size: 16px; font-weight: bold; color: #1a1a1a; border-bottom: 2px solid #e8e8e8; padding-bottom: 10px; margin: 0 0 16px 0; letter-spacing: 0.01em;\"\u003e✅ Key Features\u003c\/h2\u003e\n\u003cul style=\"margin: 0; padding: 0; list-style: none;\"\u003e\n\u003cli style=\"font-size: 14px; line-height: 1.7; color: #444; padding: 7px 0 7px 20px; border-bottom: 1px solid #f5f5f5; position: relative;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #0070d2; font-weight: bold;\"\u003e•\u003c\/span\u003e \u003cstrong\u003eIPsec VPN\u003c\/strong\u003e — site-to-site and remote-access VPN with strong encryption for secure branch and remote user connectivity\u003c\/li\u003e\n\u003cli style=\"font-size: 14px; line-height: 1.7; color: #444; padding: 7px 0 7px 20px; border-bottom: 1px solid #f5f5f5; position: relative;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #0070d2; font-weight: bold;\"\u003e•\u003c\/span\u003e \u003cstrong\u003eNext-Generation Firewall (NGFW)\u003c\/strong\u003e — Zone-Based Firewall with application-aware filtering and granular access control\u003c\/li\u003e\n\u003cli style=\"font-size: 14px; line-height: 1.7; color: #444; padding: 7px 0 7px 20px; border-bottom: 1px solid #f5f5f5; position: relative;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #0070d2; font-weight: bold;\"\u003e•\u003c\/span\u003e \u003cstrong\u003eIDS\/IPS\u003c\/strong\u003e — real-time intrusion detection and prevention with automated threat response and signature-based analysis\u003c\/li\u003e\n\u003cli style=\"font-size: 14px; line-height: 1.7; color: #444; padding: 7px 0 7px 20px; border-bottom: 1px solid #f5f5f5; position: relative;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #0070d2; font-weight: bold;\"\u003e•\u003c\/span\u003e \u003cstrong\u003eAdvanced Malware Protection\u003c\/strong\u003e — protection against sophisticated malware, ransomware, and zero-day threats\u003c\/li\u003e\n\u003cli style=\"font-size: 14px; line-height: 1.7; color: #444; padding: 7px 0 7px 20px; border-bottom: 1px solid #f5f5f5; position: relative;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #0070d2; font-weight: bold;\"\u003e•\u003c\/span\u003e \u003cstrong\u003eDMVPN \u0026amp; FlexVPN\u003c\/strong\u003e — scalable, dynamic VPN architectures for multi-site secure WAN deployments\u003c\/li\u003e\n\u003cli style=\"font-size: 14px; line-height: 1.7; color: #444; padding: 7px 0 7px 20px; border-bottom: 1px solid #f5f5f5; position: relative;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #0070d2; font-weight: bold;\"\u003e•\u003c\/span\u003e \u003cstrong\u003eSecurity visibility \u0026amp; compliance\u003c\/strong\u003e — detailed traffic analytics, audit trails, and regulatory compliance reporting\u003c\/li\u003e\n\u003cli style=\"font-size: 14px; line-height: 1.7; color: #444; padding: 7px 0 7px 20px; position: relative;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #0070d2; font-weight: bold;\"\u003e•\u003c\/span\u003e \u003cstrong\u003ePerpetual RTU license\u003c\/strong\u003e — one-time purchase, right-to-use activation, no recurring subscription or annual renewal fee\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- Section: Compatible Platform --\u003e\n\u003cdiv style=\"margin-bottom: 24px;\"\u003e\n\u003ch2 style=\"font-size: 16px; font-weight: bold; color: #1a1a1a; border-bottom: 2px solid #e8e8e8; padding-bottom: 10px; margin: 0 0 16px 0; letter-spacing: 0.01em;\"\u003eCompatible Platform\u003c\/h2\u003e\n\u003cp style=\"font-size: 14px; line-height: 1.75; color: #444; margin: 0;\"\u003eThe \u003cstrong\u003eSL-44-SEC-K9\u003c\/strong\u003e Security license is exclusively compatible with the \u003cstrong\u003eCisco ISR 4431\u003c\/strong\u003e (all models: \u003cstrong\u003eISR4431\/K9\u003c\/strong\u003e, \u003cstrong\u003eISR4431-AX\/K9\u003c\/strong\u003e, \u003cstrong\u003eISR4431-AXV\/K9\u003c\/strong\u003e, \u003cstrong\u003eISR4431-SEC\/K9\u003c\/strong\u003e, \u003cstrong\u003eISR4431-V\/K9\u003c\/strong\u003e) and the \u003cstrong\u003eCisco ISR 4451-X\u003c\/strong\u003e (all models: \u003cstrong\u003eISR4451-X\/K9\u003c\/strong\u003e, \u003cstrong\u003eISR4451-AX\/K9\u003c\/strong\u003e, \u003cstrong\u003eISR4451-SEC\/K9\u003c\/strong\u003e, \u003cstrong\u003eISR4451-V\/K9\u003c\/strong\u003e). Requires a \u003cstrong\u003euniversalk9 IOS XE image\u003c\/strong\u003e with IP Base foundation. This is the \u003cstrong\u003esecurityk9 technology package\u003c\/strong\u003e — the prerequisite for the \u003cstrong\u003eFL-44-HSEC-K9\u003c\/strong\u003e high-security crypto license. Not compatible with ISR 4321, ISR 4331, ISR 4351, ISR 4461, or Catalyst 8000 Series routers. For higher feature requirements, consider \u003cstrong\u003eSL-44-APP-K9\u003c\/strong\u003e (AppX, includes SEC + WAAS + AVC). For voice\/video, see \u003cstrong\u003eSL-44-UC-K9\u003c\/strong\u003e (Unified Communications).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Section: Information Needed --\u003e\n\u003cdiv style=\"margin-bottom: 24px;\"\u003e\n\u003ch2 style=\"font-size: 16px; font-weight: bold; color: #1a1a1a; border-bottom: 2px solid #e8e8e8; padding-bottom: 10px; margin: 0 0 16px 0; letter-spacing: 0.01em;\"\u003eInformation Needed\u003c\/h2\u003e\n\u003cp style=\"font-size: 14px; line-height: 1.75; color: #444; margin: 0;\"\u003eTo generate your license file, please send the output of \u003ccode style=\"background: #f5f5f5; padding: 2px 6px; border-radius: 3px; font-size: 13px;\"\u003eshow license udi\u003c\/code\u003e from your Cisco ISR 4400 Series router to \u003cstrong\u003e\u003ca href=\"mailto:support@switchlicense.com\" style=\"color: #0070d2; text-decoration: none;\"\u003esupport@switchlicense.com\u003c\/a\u003e\u003c\/strong\u003e, or leave a message online after placing your order. The license file is tied to your specific device UDI and cannot be transferred to another unit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Section: License Delivery --\u003e\n\u003cdiv style=\"margin-bottom: 24px;\"\u003e\n\u003ch2 style=\"font-size: 16px; font-weight: bold; color: #1a1a1a; border-bottom: 2px solid #e8e8e8; padding-bottom: 10px; margin: 0 0 16px 0; letter-spacing: 0.01em;\"\u003eLicense Delivery\u003c\/h2\u003e\n\u003cp style=\"font-size: 14px; line-height: 1.75; color: #444; margin: 0;\"\u003eThis \u003cstrong\u003eCisco software license\u003c\/strong\u003e is delivered electronically. Once your device UDI is confirmed, we will send you the \u003cstrong\u003e.lic license file by email\u003c\/strong\u003e. No physical shipment is required — simply install the file on your ISR 4400 Series router and the full Security feature set is immediately active.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Section: Warranty --\u003e\n\u003cdiv style=\"margin-bottom: 24px;\"\u003e\n\u003ch2 style=\"font-size: 16px; font-weight: bold; color: #1a1a1a; border-bottom: 2px solid #e8e8e8; padding-bottom: 10px; margin: 0 0 16px 0; letter-spacing: 0.01em;\"\u003eWarranty\u003c\/h2\u003e\n\u003cp style=\"font-size: 14px; line-height: 1.75; color: #444; margin: 0;\"\u003eWe provide a \u003cstrong\u003e100% working warranty\u003c\/strong\u003e on all licenses. If the license file does not activate correctly on your device, we will resolve the issue at no additional cost. All payments are processed securely via \u003cstrong\u003ePayPal\u003c\/strong\u003e for your peace of mind.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Section: Part Numbers --\u003e\n\u003cdiv style=\"background: #f5f5f5; border-radius: 6px; padding: 14px 18px; font-size: 13px; color: #555; line-height: 1.8;\"\u003e\n\u003cstrong style=\"color: #1a1a1a;\"\u003ePart Numbers:\u003c\/strong\u003e SL-44-SEC-K9  |  L-SL-44-SEC-K9  |  SL-44-SEC-K9=  |  L-SL-44-SEC-K9=\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Cisco","offers":[{"title":"Default Title","offer_id":46957811368156,"sku":"L-SL-44-SEC-K9","price":50.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0636\/6402\/9916\/files\/L-SL-44-SEC-K9.jpg?v=1776688966","url":"https:\/\/switchlicense.com\/products\/l-sl-44-sec-k9","provider":"Switch License","version":"1.0","type":"link"}