BCDRPulse BlogArticles on load and stress testing, TLS and security, and proving your site stays up and recovers.https://bcdrpulse.com/blogenhttps://bcdrpulse.com/blog/icon-512.pngBCDRPulse Bloghttps://bcdrpulse.com/blogNearly half of the web's biggest sites send no Content-Security-Policyhttps://bcdrpulse.com/blog/security-headers-top-1000-siteshttps://bcdrpulse.com/blog/security-headers-top-1000-sitesWe checked the security headers of the 1,000 most visited sites. 45% send no Content-Security-Policy and 36% no usable HSTS. The figures, and what to do.Sun, 15 Nov 2026 00:00:00 GMTSecurity & TLSSecurity headersContent-Security-PolicyHSTSReferrer-PolicyCookiesWeb securitysupport@bcdrpulse.com (BCDRPulse)Backup restore testing: how to prove a backup works before the day you need ithttps://bcdrpulse.com/blog/backup-restore-testinghttps://bcdrpulse.com/blog/backup-restore-testingA backup that has never been restored is a hope. Four levels of restore test, how often to run each, what to record, and the failures a test finds first.Thu, 05 Nov 2026 00:00:00 GMTResilience & recoverybackup testingrestore testingdisaster recoveryransomwareRTORPObackup policybusiness continuitysupport@bcdrpulse.com (BCDRPulse)Black Friday is 27 November: a three-week countdown for a shop that cannot go downhttps://bcdrpulse.com/blog/black-friday-website-readiness-2026https://bcdrpulse.com/blog/black-friday-website-readiness-2026Black Friday 2026 is 27 November. The traffic numbers behind it, what breaks first, and a week-by-week countdown: test, fix, freeze, watch. With a checklist.Thu, 05 Nov 2026 00:00:00 GMTLoad & stress testingBlack FridayCyber Mondayecommerceload testingstress testinguptime monitoringcapacity planningwebsite crashsupport@bcdrpulse.com (BCDRPulse)DNS is the single point of failure nobody monitors: lessons from SkyBell, Marketo, Facebook and Dynhttps://bcdrpulse.com/blog/dns-single-point-of-failurehttps://bcdrpulse.com/blog/dns-single-point-of-failureFour famous outages had one cause: DNS. A lapsed renewal, a lost route, a downed provider, a bad record. How each happened and the six controls that stop it.Thu, 05 Nov 2026 00:00:00 GMTResilience & recoveryDNSDNS outagedomain renewalsingle point of failureuptime monitoringdisaster recoverywebsite resiliencesupport@bcdrpulse.com (BCDRPulse)How to read a load test report: p95, error rate, throughput, and the line between slow and brokenhttps://bcdrpulse.com/blog/how-to-read-a-load-test-reporthttps://bcdrpulse.com/blog/how-to-read-a-load-test-reportA load test report is four numbers and a shape. What p50, p95, p99 mean, why averages mislead, how throughput and errors relate, and how to turn it into a fix.Thu, 05 Nov 2026 00:00:00 GMTLoad & stress testingload testingperformance testingp95 latencypercentilesthroughputerror ratestress testingcapacity planningsupport@bcdrpulse.com (BCDRPulse)Synology NAS ransomware (C3RB3R): patch, close the door, and check what the box was protectinghttps://bcdrpulse.com/blog/synology-nas-ransomware-c3rb3rhttps://bcdrpulse.com/blog/synology-nas-ransomware-c3rb3rC3RB3R ransomware is hitting outdated Synology NAS devices. The fixed DSM builds, a ten-minute exposure check, recovery steps, and why backups are the target.Thu, 05 Nov 2026 00:00:00 GMTResilience & recoveryransomwareSynologyNAS securitybackup policyimmutable backupsdisaster recoverypatch managementsupport@bcdrpulse.com (BCDRPulse)The 47-day certificate: what shorter TLS lifetimes mean for a small site, and what to do before March 2027https://bcdrpulse.com/blog/tls-certificate-lifetime-47-dayshttps://bcdrpulse.com/blog/tls-certificate-lifetime-47-daysTLS certificate lifetimes fall to 200 days now, 100 in 2027 and 47 in 2029. Why the industry chose this, what breaks for a small site, and an afternoon's plan.Thu, 05 Nov 2026 00:00:00 GMTSecurity & TLSTLS certificatescertificate lifetime47-day certificatesACMEcertificate automationcertificate expiryHTTPSsupport@bcdrpulse.com (BCDRPulse)How often should uptime monitoring check your site? One minute, five minutes, and what each one misseshttps://bcdrpulse.com/blog/uptime-monitoring-check-intervalhttps://bcdrpulse.com/blog/uptime-monitoring-check-intervalThe check interval sets how long an outage runs before anyone knows. The maths of detection delay, what 1-minute and 5-minute checks miss, and how to choose.Thu, 05 Nov 2026 00:00:00 GMTResilience & recoveryuptime monitoringcheck intervalwebsite downtimealertingincident responseSLAwebsite resiliencesupport@bcdrpulse.com (BCDRPulse)Claude Code extension hacked on Cursor: check these versions before your developer machine is compromisedhttps://bcdrpulse.com/blog/claude-code-extension-cursor-backdoorhttps://bcdrpulse.com/blog/claude-code-extension-cursor-backdoorTampered Claude Code builds 2.1.312 and 2.1.313 reached up to 5,000 Cursor users. How to check for the svc-telemetry SSH key, clean up and rotate secrets.Tue, 03 Nov 2026 00:00:00 GMTSecurity & TLSsupply chain attackCursorClaude CodeSSH backdoordeveloper securityincident responseVS Code extensionssupport@bcdrpulse.com (BCDRPulse)Cyber insurance requirements in 2026: the security and recovery controls businesses should have before they applyhttps://bcdrpulse.com/blog/cyber-insurance-requirements-2026https://bcdrpulse.com/blog/cyber-insurance-requirements-2026The seven controls cyber insurers ask about in 2026, what each means, the evidence that proves it, and the claims data behind the questions. With a checklist.Tue, 03 Nov 2026 00:00:00 GMTResilience & recoverycyber insurancecyber insurance requirementsransomware insuranceincident responsebackup policybusiness continuitydisaster recoverysupport@bcdrpulse.com (BCDRPulse)DigiCert G5 root migration on 12 November 2026: what website owners need to knowhttps://bcdrpulse.com/blog/digicert-g5-root-migrationhttps://bcdrpulse.com/blog/digicert-g5-root-migrationFrom 12 November 2026 DigiCert issues public TLS certificates from its G5 roots by default. What changes in your chain, who has to act, the 2027 deadlines and a checklist.Tue, 03 Nov 2026 00:00:00 GMTSecurity & TLSDigiCertroot certificateTLS certificatecertificate chaincertificate authorityHTTPSPKIsupport@bcdrpulse.com (BCDRPulse)The eMudhra certificate incident explained: could your website's HTTPS connection be affected?https://bcdrpulse.com/blog/emudhra-certificate-incidenthttps://bcdrpulse.com/blog/emudhra-certificate-incidentEight eMudhra intermediate CAs had guessable private keys. What happened, what browsers removed, and a step-by-step check of your own site's certificate chain.Tue, 03 Nov 2026 00:00:00 GMTSecurity & TLSeMudhracertificate authorityTLS certificateHTTPScertificate chainPKIwebsite securitysupport@bcdrpulse.com (BCDRPulse)Temple's launch-night crash: what a pre-order spike teaches every teamhttps://bcdrpulse.com/blog/temple-launch-website-crash-lessonshttps://bcdrpulse.com/blog/temple-launch-website-crash-lessonsTemple's site went down minutes after pre-orders opened. What launch spikes do to websites, and how to know your limit before launch day.Tue, 03 Nov 2026 00:00:00 GMTLoad & stress testingwebsite crashlaunch day trafficload testingstress testingauto-scalinguptime monitoringcapacity planningsupport@bcdrpulse.com (BCDRPulse)WordPress security alert, November 2026: the critical core and plugin vulnerabilities every website owner should checkhttps://bcdrpulse.com/blog/wordpress-plugin-vulnerabilities-november-2026https://bcdrpulse.com/blog/wordpress-plugin-vulnerabilities-november-2026WordPress 7.1.4, Contact Form 7 6.2.4 and Gravity Forms 3.1.3 all fix unauthenticated flaws. Which versions are affected, the real conditions, and how to check.Tue, 03 Nov 2026 00:00:00 GMTSecurity & TLSWordPress securityWordPress plugin vulnerabilityContact Form 7Gravity FormsWordPress security updatewebsite securitypatch managementsupport@bcdrpulse.com (BCDRPulse)AI agent traffic is changing how websites break: what the 2026 data shows and how to preparehttps://bcdrpulse.com/blog/ai-agent-traffichttps://bcdrpulse.com/blog/ai-agent-trafficAI agents send billions of requests a month, skip your cache, burst without warning and often hide who they are. The 2026 data and a 7-step readiness plan.Sun, 01 Nov 2026 00:00:00 GMTLoad & stress testingAI agent trafficAI crawlersbot trafficload testingcapacity planningwebsite performancesupport@bcdrpulse.com (BCDRPulse)Chaos engineering for small teams: how to start testing failure without breaking productionhttps://bcdrpulse.com/blog/chaos-engineeringhttps://bcdrpulse.com/blog/chaos-engineeringWhat chaos engineering is, where Chaos Monkey came from, which tools fit a small team, and a 30-day plan with 10 starter experiments to run in staging.Sun, 01 Nov 2026 00:00:00 GMTResilience & recoverychaos engineeringchaos monkeychaos testingchaos engineering toolsgame daysresilience testingsite reliabilitysupport@bcdrpulse.com (BCDRPulse)Ransomware now goes after your backups first: how to make recovery survive an attackhttps://bcdrpulse.com/blog/ransomware-backupshttps://bcdrpulse.com/blog/ransomware-backupsRansomware crews now destroy backups before encrypting. How immutable copies, separate identities, hypervisor hardening and restore drills keep recovery alive.Sun, 01 Nov 2026 00:00:00 GMTResilience & recoveryransomware recoveryransomware backupimmutable backup3-2-1 backup ruleminimum viable companydisaster recoverybusiness continuitysupport@bcdrpulse.com (BCDRPulse)Most DDoS attacks now last under 10 minutes. Here's why that's harder to handle (and what to do)https://bcdrpulse.com/blog/short-ddos-attackshttps://bcdrpulse.com/blog/short-ddos-attacks96% of DDoS attacks in Q3 2026 ended in under 10 minutes. Why short attacks beat human response and 5-minute checks, and a 10-step plan to handle them.Sun, 01 Nov 2026 00:00:00 GMTSecurity & TLSDDoS attackDDoS protectionuptime monitoringincident responsestress testingwebsite resiliencesupport@bcdrpulse.com (BCDRPulse)How to check your TLS configuration in 2026: protocols, ciphers, certificates, HSTS and the changes that catch sites outhttps://bcdrpulse.com/blog/check-tls-configurationhttps://bcdrpulse.com/blog/check-tls-configurationA ten-point TLS check: protocol versions, cipher suites, key exchange, certificate chain and lifetime, HSTS, revocation, your origin behind a CDN, and the 2026 changes (200-day certificates, OCSP's end, post-quantum) that break sites.Thu, 29 Oct 2026 00:00:00 GMTSecurity & TLSTLSSSLHTTPSCertificatesHSTSPost-quantumsupport@bcdrpulse.com (BCDRPulse)Load testing vs stress testing vs spike testing vs soak testing: which one do you need?https://bcdrpulse.com/blog/load-test-vs-stress-testhttps://bcdrpulse.com/blog/load-test-vs-stress-testLoad, stress, spike and soak tests answer different questions. What each one finds, when to run it, what to measure, and a simple way to pick the right test.Thu, 29 Oct 2026 00:00:00 GMTLoad & stress testingload testingstress testingspike testingsoak testingperformance testingcapacity planningsupport@bcdrpulse.com (BCDRPulse)SOC 2 disaster recovery evidence: what auditors ask for and how to produce ithttps://bcdrpulse.com/blog/prove-disaster-recovery-soc-2https://bcdrpulse.com/blog/prove-disaster-recovery-soc-2What SOC 2's availability criteria require for disaster recovery testing, the dated evidence auditors ask for in a Type 2 audit, a 12-month evidence calendar and a drill report template.Thu, 29 Oct 2026 00:00:00 GMTResilience & recoverySOC 2ComplianceDisaster recoveryAudit evidenceBusiness continuitysupport@bcdrpulse.com (BCDRPulse)RTO vs RPO: what they mean, how to set them, and how to prove you can meet themhttps://bcdrpulse.com/blog/rto-vs-rpohttps://bcdrpulse.com/blog/rto-vs-rpoRTO is how long you can be down; RPO is how much data you can lose. How to set both from business impact, what each target costs, and how to measure the real numbers in a drill.Thu, 29 Oct 2026 00:00:00 GMTResilience & recoveryRTORPODisaster recoveryBusiness continuityBackupsupport@bcdrpulse.com (BCDRPulse)