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55 results found. Search results for “network security”.
Consulting
Cybersecurity and network consulting for financial services
Assess access, network controls, third-party exposure, and recovery plans around systems that handle financial data and transactions.
IndustryCybersecurity and reliable networks for retail
Improve security and uptime across stores, head office, cloud services, payment environments, Wi-Fi, and connected devices.
IndustryCybersecurity for Canadian small and midsize businesses
Get a clear, right-sized plan for cybersecurity, cloud, networks, and recovery based on how your Canadian business operates.
ServicesSecurity and infrastructure services
Toronto IT consulting for cybersecurity, networks, firewalls, Cloudflare and recovery.
IndustryCybersecurity and resilient infrastructure for healthcare
Strengthen access, networks, and recovery around sensitive health information and systems that staff need to deliver care.
ServiceCybersecurity assessments
Assess current security controls, evidence and ownership, then turn verified findings into a prioritized and operationally realistic improvement plan.
IndustriesIndustry cybersecurity guidance
Security and infrastructure priorities shaped by each organization's operating context.
ServiceNetwork architecture and segmentation
Review traffic paths, trust boundaries and failure behaviour, then design network segmentation that can be implemented, supported and rolled back.
IndustryPractical cybersecurity for nonprofits
Protect donor, staff, and program information with security work shaped around limited budgets, lean teams, and changing access needs.
ServiceCloudflare security and edge services
Review and improve Cloudflare DNS, TLS, WAF, access and edge configuration with controlled rollout, evidence and a practical rollback path.
IndustryCybersecurity and connectivity for construction firms
Secure offices, job sites, mobile teams, and project partners while keeping plans, communications, and business systems available.
IndustryCybersecurity and infrastructure for professional services
Protect client information, support hybrid work, and reduce technology risk without slowing down your billable teams.
ServiceCloud services
Azure and AWS design, migration and review for Canadian organizations: landing zones, identity, networking, backup and cost visibility.
ServiceManaged IT services
Hands-on IT operations during Canadian business hours: patching, backup checks, account and device administration, and current documentation.
ServiceResilience and recovery
Test whether critical services can be restored, identify fragile dependencies and leave recovery evidence that operators can use during an outage.
Resource library
Network Security
Make network and firewall controls understandable, attributable and safe to change without losing the path back.
ArticleNetwork Segmentation for SMBs: A Minimum-Viable Architecture That Can Grow
A staged segmentation design for small and midsized businesses that contains compromise without creating an unmanageable firewall-rule maze.
Resource librarySecurity and infrastructure resource library
Browse HAI Consulting field guides, learning paths, templates and diagnostic tools by topic, technology or format.
ResourceSecurity assessment scoping and evidence worksheet
Define what an assessment must answer, gather evidence consistently, and separate verified findings from assumptions.
KnowledgeKnowledge from the field
Cybersecurity, network, infrastructure, Cloudflare, Palo Alto, Cisco and practical AI guidance.
ArticleCybersecurity Assessment Scope: A Buyer’s Evidence Checklist
Define the decisions, service boundaries, evidence, testing depth and deliverables that turn a cybersecurity assessment into an actionable plan.
ResourcesPractical security and infrastructure templates
Templates for firewall changes, security assessments, incident readiness and recovery tests.
ArticleAzure migration: what to settle before moving servers
Before moving servers to Azure, map dependencies, settle identity, network and data residency, and agree rollback. A readiness checklist for Canadian SMBs.
Learning pathsSecurity learning paths
Connected guides for controlled changes, recovery, identity, email trust and segmentation.
ResourceSecurity logging coverage and retention worksheet
Map the events needed to investigate material incidents, verify collection and retention, and expose blind spots before an alert or outage.
ArticleSecurity logging coverage and retention: design for the investigation
Build a logging plan from investigation questions, evidence paths and response ownership instead of collecting high-volume data without a use case.
ArticleCisco access control readiness before enforcing 802.1X
Prepare identity, certificates, profiling, fallback, and support workflows before moving wired access from visibility to enforcement.
ArticleFirewall change planning with a tested rollback
A practical change-window method that separates validation, implementation, verification, and rollback before production traffic is at risk.
ArticleFirewall Rule Review: A Checklist That Produces Defensible Change
A firewall rule review that produces defensible change: what to collect, how to judge a rule, and how to retire one without an outage.
ArticlePalo Alto policy review: find risk before adding another rule
Review rule order, application visibility, profiles, logging, and stale access before expanding a PAN-OS policy base.
ArticleSeven Zero Trust Implementation Mistakes—and How to Correct Them
Seven zero trust mistakes that stall real deployments, why each one happens, and the correction that keeps the program moving.
Knowledge topicCloud and Edge
Treat edge security as an operated control plane with explicit ownership, safe changes, origin protection and evidence of intended behaviour.
ArticleTeams Phone migration: what to settle before you port your numbers
Moving office calling into Microsoft Teams? The four decisions to settle first: carrier model, network, emergency calling and number porting.
ResourceThird-party remote access review
Review vendor and partner access from business purpose through identity, network path, session evidence, expiry, and safe removal.
ArticleDNS Migration With a Rollback Plan That Can Actually Work
A DNS provider migration runbook covering zone discovery, TTLs, DNSSEC, delegation, split authority, validation and the time-dependent realities of rollback.
ArticleEmergency access accounts: the control that stops MFA from locking you out
Identity hardening adds dependencies as well as protection. How to configure emergency access accounts so a policy or a lost factor cannot lock you out.
ResourceFirewall change and rollback record
Plan, approve, test, and close a firewall change with the business reason and rollback path in one record.
ResourceIncident-readiness questionnaire
Find the practical gaps that can slow decisions, communications, containment, evidence handling, and recovery during a cyber incident.
Knowledge topicInfrastructure
Design infrastructure around service dependencies, recoverability, administrative boundaries and changes that operators can verify.
ArticleIntune rollout: what to decide before you enrol devices
Before enrolling devices in Intune, settle ownership, app protection, Autopilot and compliance rules. A rollout plan for Canadian small businesses.
ArticlePatch management for small businesses: a routine that holds
Patching rarely fails for lack of tools. It fails when nobody owns it. A monthly update routine, an emergency lane and proof that the patches landed.
ResourcePrivileged access and emergency access review
A worksheet for reviewing privileged access: who holds it, why, when it was last confirmed, and what evidence supports keeping it.
ArticlePrivileged access without losing the recovery path
Reduce standing administrative access while preserving tested, monitored emergency access for identity failures and major incidents.
ArticleProxmox Backup and Recovery: Design for a Restore, Not a Green Job
Design Proxmox backups around a proven restore rather than a green job: retention, isolation, verification and the failure modes that matter.
ArticleRansomware Recovery Readiness: A Checklist You Can Prove
A practical checklist for proving ransomware recovery works: what to test, what evidence to keep, and which assumptions usually fail under pressure.
ArticleSecure AI-Agent Access to Infrastructure: Put Authorization Outside the Model
How to give AI agents infrastructure access without losing control: scoped credentials, approval paths, audit trails and reversible change.
ResourceService recovery test plan and evidence record
Test whether a service can be restored under defined conditions, with safe boundaries, timestamps, acceptance criteria, and follow-up actions.
ArticleThird-party remote access: control the whole connection lifecycle
Turn vendor and support access into an owned lifecycle with named identities, narrow paths, visible sessions, expiry and a tested shutdown method.
About HAI
Free initial security assessment
A plain-English picture of your security risks and what to fix first, with no obligation.
ResourceThe 18-point security checklist for Toronto small businesses
A free one-page security checklist for small and mid-size businesses.
AboutClear technical advice, tied to the way your organization works
HAI Consulting is a Canadian cybersecurity, networking, and infrastructure consultancy serving organizations in Toronto, Ontario, and across Canada. We help organizations understand their current environment, decide what deserves attention, and carry changes through with less guesswork.
ContactContact HAI Consulting
Contact HAI Consulting for cybersecurity and IT consulting in Toronto, Ontario.
OverviewHAI Consulting
Toronto cybersecurity and IT consulting for organizations in Canada.
ApproachHow HAI Consulting works
A bounded consulting approach with evidence, decisions, validation and ownership.
Trust centreTrust and engagement safeguards
Information handling, administrative access, change safeguards, website privacy, accessibility and responsible disclosure.