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Service Mesh • Zero Trust • Microservices

Istio & service mesh consulting for secure, observable microservices

We design and operate Istio so your microservices get zero-trust mTLS, intelligent traffic control, and uniform observability — without every team re-inventing networking in application code.

Book a Free Service Mesh Assessment
Istio Envoy mTLS Kubernetes Observability
mTLS
Everywhere
Zero-trust service-to-service
500+
Projects delivered
Including mesh & SRE engagements
99.95%
SLA guarantee
24×7 SRE-backed operations
ISO 27001
Certified
Plus AWS Advanced Partner
Why a service mesh

Move networking, security, and observability out of your apps

As microservices multiply, every team ends up re-implementing retries, timeouts, TLS, and metrics in application code. A service mesh like Istio moves that concern into a dedicated infrastructure layer — a sidecar proxy beside each workload — so security and traffic policy are consistent, centrally managed, and language-agnostic.

SquareOps designs Istio for production: a hardened control plane, mTLS by default, traffic rules that enable safe canary releases, and golden-signal observability across every service. We right-size it too — a mesh is powerful, and we make sure the operational cost is worth it for your platform.

mesh · namespace: prod
mTLS strict
orders → payments
mTLS · p99 42ms
Secure Healthy
checkout
canary 10% → v2
Canary Healthy
authz policy
deny-by-default
Enforced
100% of service-to-service traffic encrypted · 0 policy violations
Zero trust
mTLS by default
Safe releases
Canary & mirroring
Golden signals
Latency, errors, traffic
What we deliver

Our service mesh & Istio services

From mesh strategy and right-sizing to a hardened production rollout and day-2 operations.

SERVICE 01

Mesh strategy & right-sizing

A service mesh is not free. We assess whether you need one, and if so, scope it to the value it delivers — ambient or sidecar, mesh-wide or per-namespace.

  • Do-you-need-a-mesh assessment
  • Sidecar vs ambient mode
  • Migration & rollout plan
SERVICE 02

Zero-trust security (mTLS)

Encrypt and authenticate every hop. We turn on strict mTLS and author authorization policies so services talk only to what they should.

  • Strict mTLS rollout
  • Deny-by-default authz policies
  • Certificate management & rotation
SERVICE 03

Traffic management

Fine-grained routing for safe delivery — canary, blue-green, mirroring, retries, timeouts, and fault injection for resilience testing.

  • Canary & blue-green routing
  • Retries, timeouts & circuit breaking
  • Traffic mirroring & fault injection
SERVICE 04

Observability & operations

Uniform golden-signal metrics, distributed traces, and service topology — plus managed upgrades and 24×7 support.

  • Metrics, traces & Kiali topology
  • Control-plane upgrades
  • 24×7 managed operations
How we engage

Our service mesh engagement process

A staged rollout that adds a mesh to your Kubernetes services without downtime — with observability built in from day one.

1

Assess

We review your services, traffic, and security needs to scope the mesh.

2

Design

We design the control plane, mTLS policy, and traffic-management model.

3

Implement

We roll out Istio incrementally, namespace by namespace, with safe defaults.

4

Enable

We hand over dashboards and train teams on canary releases and policy.

5

Operate

Optional managed support keeps the mesh upgraded and policies enforced.

How the mesh works

What the sidecar model gives you

A lightweight proxy runs beside every workload and intercepts all traffic — so policy and telemetry are consistent everywhere.

STEP 01

Sidecar injection

An Envoy proxy is injected next to each pod, transparently intercepting inbound and outbound traffic.

STEP 02

Encrypt & authorize

The mesh issues identities and enforces mTLS plus authorization policy on every request.

STEP 03

Route intelligently

Routing rules shift traffic for canaries, retries, and failover — no app code changes needed.

STEP 04

Observe uniformly

Every proxy emits consistent metrics and traces, giving you one view of service health and dependencies.

Give every service zero trust and safe delivery

Get a free service mesh assessment. We’ll tell you honestly whether Istio is right for you — and if so, how to roll it out without disrupting your teams.

Book a Free Service Mesh Assessment
Proof in production

Service mesh outcomes for real teams

SquareOps has implemented service mesh and zero-trust networking across SRE and platform engagements.

EnovosEnergy
mTLS
Zero-trust service communication

Rolled out strict mTLS and authorization policies so every service-to-service call is encrypted and authenticated by default.

SaaS platformSaaS
Safe canaries
Metric-gated progressive rollout

Used Istio traffic management to ship canary releases with weighted routing and instant rollback on error-rate spikes.

Microservices fleetRetail
1 view
Unified golden-signal observability

Standardised latency, error, and traffic metrics across 40+ services with Kiali topology and distributed tracing.

"SquareOps is excellent at understanding the problem statement and coming up with better solutions and a strong execution plan."
Öztürk Mustafa — CIO, Enovos
The stack

The service mesh stack we work with

Istio at the core, integrated with the observability and delivery tools your platform already uses.

Istio
Service mesh
Envoy
Sidecar proxy
Kiali
Mesh topology
Prometheus
Metrics
Grafana
Dashboards
Jaeger
Tracing
Kubernetes
Platform
EKS
Managed K8s

Why SquareOps for service mesh

A mesh adds power and operational weight. We’ve run Istio in production and know how to capture the upside without drowning your team in YAML.

ISO 27001 Certified AWS Advanced Partner Zero-trust expertise 24×7 SRE coverage

Honest right-sizing

We’ll tell you if you don’t need a mesh — and if you do, scope it to real value, not hype.

Security-first

mTLS and deny-by-default authorization from day one, with proper certificate lifecycle management.

Delivery you can trust

Traffic rules wired for canary, mirroring, and failover so releases are safe and reversible.

We run it with you

Control-plane upgrades, policy changes, and incident response under a 99.95% SLA.

FAQs

Frequently asked questions

Common questions about Istio, service mesh adoption, and zero-trust networking.

A service mesh is an infrastructure layer that handles service-to-service communication — encryption, retries, timeouts, routing, and observability — via a sidecar proxy next to each workload. You likely benefit from one when you have many microservices, need zero-trust mTLS, or want consistent traffic control and telemetry without changing app code. If you have only a handful of services, the operational cost may outweigh the benefit, and we’ll tell you so.
Istio is the most feature-complete and widely adopted mesh, with strong mTLS, rich traffic management, and a large ecosystem (Kiali, Envoy, integrations). For lighter needs, alternatives like Linkerd exist. We help you choose based on feature needs and operational appetite, and Istio’s newer ambient mode reduces the per-pod sidecar overhead significantly.
Istio gives every workload a cryptographic identity and enforces mutual TLS on every connection, so traffic is encrypted and both sides are authenticated. Authorization policies then restrict which services may talk to which — deny-by-default — turning your network into a zero-trust environment without application changes.
Yes. Istio’s traffic management lets you route a percentage of traffic to a new version, shift it progressively, mirror traffic for testing, and roll back instantly. Combined with metrics, this enables safe, automated progressive delivery for any service in the mesh.
Each request passes through a proxy, which adds a small amount of latency — typically a few milliseconds. We tune the mesh, use ambient mode where appropriate, and right-size resources so the overhead is negligible relative to the security and observability benefits. We measure this explicitly during rollout.
We roll it out incrementally — namespace by namespace, starting in non-production — with permissive mTLS first, then strict. Sidecar injection is transparent to application code, so teams generally don’t need to change their services. We plan the rollout to avoid big-bang risk.
Yes. Istio control-plane upgrades, certificate management, policy changes, and incident response are part of our managed offering, with 24×7 SRE coverage and a 99.95% SLA. We keep the mesh current and healthy so your team can focus on services.
Not entirely — they’re complementary. A mesh handles east-west traffic (service to service) inside the cluster, while an ingress gateway or API gateway handles north-south traffic from outside. Istio includes an ingress gateway, and we design the two layers to work together cleanly.

Let’s design your service mesh

Talk to a SquareOps engineer about your microservices, your security requirements, and whether Istio is the right call for your platform.

Talk to a Mesh Engineer

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