Expert articles

August 6, 20266 min read

Reliable SMPP sessions: bind, enquire_link, reconnect and windowing

Design a resilient SMPP connection with bind_transceiver, enquire_link, response timeouts, jittered reconnects, request windows, sequence numbers and duplicate control.

SMSSMPPIntegrations

August 5, 20267 min read

SMS route failover: a cascade without duplicates or delay

How to design SMS route failover: failure criteria, TTL, circuit breakers, idempotency, duplicate prevention, sender compatibility and cascade testing.

SMSA2PInfrastructure

August 4, 20266 min read

Reliable SMS status webhooks: signatures, retries and idempotency

How to receive SMS status events without loss or duplication: request signing, idempotency, retries, event ordering, dead-letter queues and reconciliation.

SMSAPINotifications

August 4, 20266 min read

SMS throughput planning: TPS, queues and priority traffic

How to plan SMS throughput using segments, TPS and drain time; isolate OTP from campaigns; apply backpressure and validate capacity with a realistic load test.

SMSSMPPInfrastructure

August 3, 20266 min read

SMS deliverability: DLR, latency and quality metrics

How to measure SMS delivery correctly: DLR states, P50/P95/P99 latency, delivery within target, conversion, failure causes and route reporting.

SMSA2PMonitoring

August 3, 20266 min read

SMS OTP delivery: TTL, retries and fraud controls

How to design one-time-code delivery over SMS: expiry, attempt limits, idempotency, resend rules, delivery reports and fallback channels.

SMSA2PIntegrations

August 2, 20266 min read

SMS segmentation: GSM-7, Unicode and actual message length

How encoding affects SMS length and cost: GSM-7 and Unicode limits, concatenated messages, extended characters, template validation and segment monitoring.

SMSA2PSMPP

July 26, 20266 min read

SLIs, SLOs and error budgets: measuring service reliability

How to choose user-centred SLIs, set an SLO, calculate an error budget, build burn-rate alerts and connect reliability to business decisions.

SREMonitoringResilience

InfrastructureResilienceConnectivity

July 25, 20264 min read

Resilient branch connectivity without a single point of failure

How to design resilient connectivity for a distributed company with independent carriers, routes, equipment, failover, monitoring and recurring tests.

SecurityInfrastructureArchitecture

Security

July 25, 20265 min read

Zero Trust architecture: resource access without trusting the network

A practical Zero Trust guide covering resource inventory, identities, access policy, device posture, telemetry and a staged migration plan.

APIIntegrationsArchitecture

July 22, 20264 min read

Protecting a business process from external API failure

A practical architecture for external APIs with time budgets, bounded retries, circuit breakers, queues, fallbacks, observability and incident modes.

July 22, 20266 min read

Transactional outbox for SMS: avoiding lost notifications and duplicates

Connect a business transaction to SMS submission with an outbox: table design, workers, idempotency keys, retries, deduplication, DLQ and status reconciliation.

SMSIntegrationsAPI

July 20, 20264 min read

Enterprise RAG search: architecture, access control and answer quality

How to design RAG search over corporate data with document preparation, ACLs, indexing, citations, quality evaluation, audit logs and safe operation.

AIIntegrationsAPI

July 19, 20263 min read

Enterprise video analytics: designing storage, networks and access

How to design enterprise video analytics across cameras, edge processing, network capacity, archives, access control, resilience and monitoring.

InfrastructureAISecurity

July 18, 20264 min read

Shared responsibility in IaaS: provider and customer controls

How provider and customer responsibilities divide across infrastructure, operating systems, access, data, backups, monitoring, incidents and contracts.

CloudIaaSSecurity

July 18, 20266 min read

Secure AI agent architecture: tools, permissions and action control

How to deploy AI agents safely by separating decisions from execution, narrowing tools, protecting retrieval and memory, and adding approval and audit.

AIAI agentsSecurity

July 15, 20264 min read

IaaS or your own data center: what to choose

A full comparison of renting cloud infrastructure versus building your own data center: costs, launch speed, scaling, security and FSTEC requirements.

CloudIaaSInfrastructure

APIIntegrationsArchitecture

July 14, 20266 min read

API integration architecture for connected enterprise systems

How to design an integration architecture with system boundaries, synchronous and asynchronous flows, OpenAPI contracts, idempotency and observability.

NotificationsSMSOmnichannel

July 13, 20266 min read

Omnichannel transactional notifications without duplicates

How to design transactional notifications with a common event model, SMS/push/email priorities, TTL, channel fallback, deduplication and status handling.

July 12, 20266 min read

Migrating to IaaS: a step-by-step infrastructure plan

A practical IaaS migration plan covering discovery, migration waves, landing zone, pilot, rehearsal, data move, cutover, rollback and optimisation.

IaaSCloudMigration

Disaster RecoveryInfrastructureResilience

July 11, 20266 min read

Disaster recovery planning: how to build and test a workable plan

How to create an executable disaster recovery plan with business impact analysis, dependencies, RPO/RTO, roles, runbooks and regular exercises.

InfrastructureMonitoringSRE

July 10, 20266 min read

Infrastructure monitoring and observability: a practical guide

How to build infrastructure observability with service objectives, metrics, logs, traces, actionable alerts, dashboards and a staged rollout.

July 9, 20266 min read

SMPP vs HTTP API for SMS: choosing an integration protocol

A practical comparison of SMPP and HTTP APIs for SMS, covering throughput, latency, delivery receipts, retries, security and selection criteria.

SMSSMPPAPI

July 8, 20263 min read

How to choose an SMS platform for transactional notifications

How to choose a transactional SMS platform: delivery speed, SMPP/HTTP, CRM integrations, resilience, reporting and compliance.

SMSIntegrationsA2P

SecurityInfrastructureCloud

Security

July 6, 20263 min read

FSTEC and data protection: what business needs to know

What an FSTEC licence confirms, how it relates to personal-data protection and what to verify with an infrastructure contractor.

July 5, 20263 min read

What is A2P SMS and why business needs it

A2P SMS in plain words: how it differs from ordinary messaging, what tasks it solves, which protocols it uses and how to choose an operator for business.

A2PSMSIntegrations