https://www.shop-wartung.de/en/blog/ Expert articles and insights from Managed Service Agency. Proactive maintenance, 24/7 monitoring and fast support for your online shop. en-US Mon, 27 Jul 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/third-party-outages-shop-resilience/ https://www.shop-wartung.de/en/blog/third-party-outages-shop-resilience/ When a payment provider, shipping API or CDN fails, the shop must keep taking orders: inventory, blast radius, degraded mode and alerts for external services. Performance & Shop-Betrieb Mon, 27 Jul 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/cyber-insurance-maintenance-evidence/ https://www.shop-wartung.de/en/blog/cyber-insurance-maintenance-evidence/ Insurers scrutinise more closely: which patch reports, restore logs and MFA evidence prove the pledges from the risk questionnaire at the time of loss. Wartung & Updates Fri, 24 Jul 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/supply-chain-attacks-shop-dependencies/ https://www.shop-wartung.de/en/blog/supply-chain-attacks-shop-dependencies/ Mini Shai-Hulud arrived via patch versions: 1,055 versions, 502 packages, no CVE. How to secure lockfiles, install scripts, registry mirrors and tokens. Sicherheit Wed, 22 Jul 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/dns-maintenance-dnssec-registrar-lock-monitoring/ https://www.shop-wartung.de/en/blog/dns-maintenance-dnssec-registrar-lock-monitoring/ The DENIC outage of 5 May 2026 showed: a shop can be unreachable while everything runs. Maintain the DNSSEC chain, domain locks and resolver-aware monitoring. Monitoring & Notfall Mon, 20 Jul 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/maintenance-windows-updates-without-revenue-loss/ https://www.shop-wartung.de/en/blog/maintenance-windows-updates-without-revenue-loss/ Shop updates without revenue loss: a low-traffic maintenance window, an SEO-safe HTTP 503 mode, cache warmup and a rollback plan with Git tag and DB dump. Performance & Shop-Betrieb Fri, 17 Jul 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/http-security-headers-csp-shop-hardening/ https://www.shop-wartung.de/en/blog/http-security-headers-csp-shop-hardening/ Security headers like CSP and HSTS are not a one-time setup. Introduce them in report-only mode, harden to enforce and keep them stable across updates. Sicherheit Wed, 15 Jul 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/nis2-online-shops-obligations-maintenance-2026/ https://www.shop-wartung.de/en/blog/nis2-online-shops-obligations-maintenance-2026/ NIS2 requires patch, backup and access management, MFA, incident reporting and supply chain security - how an SLA maintenance contract translates the duties into operations. Recht & Compliance Mon, 13 Jul 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/dmarc-shop-email-deliverability-2026/ https://www.shop-wartung.de/en/blog/dmarc-shop-email-deliverability-2026/ Bulk-sender rules from Google, Yahoo and Microsoft: SPF, DKIM and DMARC decide the delivery of shop mails - and how to raise DMARC safely to p=reject. Performance & Shop-Betrieb Fri, 10 Jul 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/magecart-web-skimming-checkout-protection/ https://www.shop-wartung.de/en/blog/magecart-web-skimming-checkout-protection/ Web skimming steals card data right in the browser. See how a script inventory, Subresource Integrity, CSP and tamper detection per PCI DSS 4.0 stop the attack. Sicherheit Wed, 08 Jul 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/shop-accessibility-eaa-compliance/ https://www.shop-wartung.de/en/blog/shop-accessibility-eaa-compliance/ Since 28 June 2025 the EAA/BFSG applies to shops. Why WCAG 2.2 AA conformance decays with each update and how recurring maintenance checks keep it intact. Recht & Compliance Mon, 06 Jul 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/response-time-sla-emergency-support-shops-2026/ https://www.shop-wartung.de/en/blog/response-time-sla-emergency-support-shops-2026/ Response-time SLA for online shops: severity levels P1 to P4, realistic MTTR values and how to recognize reliable emergency support with a committed response. Monitoring & Notfall Fri, 03 Jul 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/downtime-cost-online-shop-monitoring-2026/ https://www.shop-wartung.de/en/blog/downtime-cost-online-shop-monitoring-2026/ What a shop outage costs per minute in 2026: direct and indirect costs, why detection under 2 minutes matters and how 24/7 monitoring protects revenue. Monitoring & Notfall Wed, 01 Jul 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/wordpress-zero-day-patch-window-2026/ https://www.shop-wartung.de/en/blog/wordpress-zero-day-patch-window-2026/ In 2026 the patch window has shrunk to a median of 5 hours. Why no self-maintained shop keeps up manually and how managed maintenance patches automatically. Sicherheit Mon, 29 Jun 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/waf-bot-protection-shop-maintenance/ https://www.shop-wartung.de/en/blog/waf-bot-protection-shop-maintenance/ WAF and bot management as part of maintenance: how to protect your shop against automated attacks, scraping and fake traffic in live operation. Sicherheit Fri, 26 Jun 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/disaster-recovery-restore-shop/ https://www.shop-wartung.de/en/blog/disaster-recovery-restore-shop/ Disaster recovery for online shops: a DR plan, tested restores and defined RTO and RPO targets -- going beyond plain backups, explained step by step. Wartung & Updates Wed, 24 Jun 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/security-patch-cve-management-shop/ https://www.shop-wartung.de/en/blog/security-patch-cve-management-shop/ Security patch and CVE management for online shops: detect vulnerabilities, prioritize by risk, test on staging and deploy patches in a controlled way. Sicherheit Mon, 22 Jun 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/performance-monitoring-maintenance-contract/ https://www.shop-wartung.de/en/blog/performance-monitoring-maintenance-contract/ Make performance monitoring a fixed SLA component: performance budgets, alerts, monthly reports and regression watch for consistently fast online shops. Monitoring & Notfall Fri, 19 Jun 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/update-testing-regression-after-updates/ https://www.shop-wartung.de/en/blog/update-testing-regression-after-updates/ Avoid regressions after shop updates: smoke tests, checkout verification, visual regression, staging and rollback as a test plan for safe updates in your store. Wartung & Updates Wed, 17 Jun 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/malware-scanning-cleanup-shops/ https://www.shop-wartung.de/en/blog/malware-scanning-cleanup-shops/ Detect and remove skimmers, injected scripts and backdoors: file integrity monitoring, structured cleanup and post-incident hardening for online shops. Sicherheit Mon, 15 Jun 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/server-hardening-shops-php-webserver/ https://www.shop-wartung.de/en/blog/server-hardening-shops-php-webserver/ PHP configuration, web server, file permissions, security headers and least privilege: how to harden your online shop server step by step, layer by layer. Sicherheit Fri, 12 Jun 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/database-maintenance-optimization-shops/ https://www.shop-wartung.de/en/blog/database-maintenance-optimization-shops/ Database maintenance for online shops: index optimization, fixing slow queries, cleanup, backups and growth monitoring for fast and stable online stores. Wartung & Updates Wed, 10 Jun 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/php-eol-management-safe-upgrades/ https://www.shop-wartung.de/en/blog/php-eol-management-safe-upgrades/ Manage PHP end-of-life safely: 2026 support roadmap, code audit, compatibility checks, staging tests and rollback for predictable PHP upgrades in your store. Wartung & Updates Mon, 08 Jun 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/gdpr-compliant-backup-retention/ https://www.shop-wartung.de/en/blog/gdpr-compliant-backup-retention/ Reconcile GDPR and backups: legal basis, retention periods, deletion concept, right to erasure, encryption, data processing agreements and EU storage location. Sicherheit Fri, 05 Jun 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/log-monitoring-alerting-shops/ https://www.shop-wartung.de/en/blog/log-monitoring-alerting-shops/ Structured logging, central log aggregation, meaningful alerts and escalation: detect problems in your online shop before your customers ever report them. Monitoring & Notfall Wed, 03 Jun 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/staging-environments-safe-updates/ https://www.shop-wartung.de/en/blog/staging-environments-safe-updates/ Staging environments for safe updates: production parity, database and media sync, smoke tests, blue-green, canary releases and a reliable rollback plan. Wartung & Updates Mon, 01 Jun 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/shop-admin-access-hardening-mfa/ https://www.shop-wartung.de/en/blog/shop-admin-access-hardening-mfa/ Compromised credentials are behind most attacks. Secure your shop backend with MFA, least-privilege roles and login defense that holds across updates. Sicherheit Fri, 29 May 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/load-testing-peak-traffic-scaling/ https://www.shop-wartung.de/en/blog/load-testing-peak-traffic-scaling/ Black Friday and sales peaks bring a multiple of normal load. Plan load testing 6 to 8 weeks ahead: realistic scenarios with buffer, breaking point and scaling. Performance & Shop-Betrieb Wed, 27 May 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/shopware-update-strategy/ https://www.shop-wartung.de/en/blog/shopware-update-strategy/ Plan and deploy Shopware updates safely: staging environment, regression testing, rollback plans and plugin compatibility for live operations. Wartung & Updates Mon, 25 May 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/wordpress-security-2026/ https://www.shop-wartung.de/en/blog/wordpress-security-2026/ Secure WordPress in 2026: core hardening, plugin security, brute-force protection, Web Application Firewall and security monitoring practical guide. Wartung & Updates Fri, 22 May 2026 06:00:00 GMT https://www.shop-wartung.de/en/blog/backup-strategies-online-shops/ https://www.shop-wartung.de/en/blog/backup-strategies-online-shops/ Backup strategies for online shops: plan RPO and RTO, full and incremental backups, off-site storage and restore testing for disaster recovery. Wartung & Updates Tue, 19 May 2026 06:00:00 GMT