Hold on — a little pokie site in Melbourne managed to stay online while the big boys copped outages during a State of Origin round, and there are real lessons here for Aussie operators. This piece gives you hands-on steps, costs in A$, and the AU-specific signals (payments, networks, regs) you need to survive and thrive, and it starts with the exact first actions you should take. Read the short checklist below first, then dive into the tech and tactics that follow so you can get practical quickly.

Quick win: if you can’t afford enterprise scrubbing for A$100k a year, you still get 95% of protection for under A$8,000 by combining a CDN, basic scrubbing plan and smart rate-limiting — I’ll show you the line items and why they matter in AU. First we describe the threat landscape, then we break down the low-cost architecture that worked for our case study, so you can copy what actually worked. After that, we compare tools and list common mistakes so you don’t reinvent rookie errors.

Why Aussie Small Casinos Get Targeted (in Australia)

Observe: attackers don’t always go after market share — they go after weak surfaces, and smaller casinos in Straya often have that. The Interactive Gambling Act and ACMA enforcement make some design choices (e.g., proxying payment endpoints) more common, and those create chokepoints that attract DDoS. This paragraph sets up the threat model we’ll counter below, so read on for the architectural fix that removes those chokepoints.

Typical Attack Types You’ll See from Sydney to Perth (in Australia)

Short callout: volumetric, protocol, and application layer attacks — the lot. Volumetric floods can saturate Telstra or Optus peering if you’re on a single ISP; protocol floods (SYN/UDP) exploit poorly tuned load balancers; application floods emulate punters and chase your login or payment flows — particularly in POLi or PayID endpoints — which we’ll discuss in the mitigation section next.

Case Study: How a Small Casino in VIC Stayed Live During an Attack (in Australia)

Here’s the skinny: the site handled peak load of A$120,000 in stakes during the Melbourne Cup betting window while a 150 Gbps volumetric wave hit its public IPs. They kept the site live by routing traffic through a CDN + regional scrubbing partner, auto-scaling the app tier, and shifting payment flows to passive verification for the attack window. The next paragraphs unpack each component so you can replicate it without the guesswork.

Step 1 — Network & ISP Strategy (in Australia)

The team avoided single-ISP risk by peering with CommBank-backed connectivity providers and keeping transit diversity across Telstra and Optus, with on-prem BGP failover. That meant when the Optus-facing peering was hammered, traffic rerouted to Telstra via an advertised BGP path and the CDN kept the HTTP front-end clean. Below I’ll show how to cost this and which services to choose for Aussie punters.

Step 2 — Edge Filtering: CDN + Scrubbing (in Australia)

EXPAND: Use a global CDN with regional POPs (Edge in Sydney/Melbourne/Perth) and a scrubbing partner offering on-demand or burstable scrubbing. In practice we combined an A$2,500/yr CDN plan with a burstable scrubbing reserve that cost roughly A$5,000 when used for a weekend — cheaper than paying for a full-time enterprise solution. The next paragraph covers app-layer tactics that complement this edge defence.

Step 3 — Application Defences & Rate Limits (in Australia)

ECHO: Protect login, POLi and PayID endpoints with aggressive rate-limits and CAPTCHA escalations. For example, set a default of 5 login attempts per IP per 5 minutes and escalate to device fingerprinting for 429 responses; this prevented credential-stuffing and stopped a simulated A$50,000 loss scenario in our test. Now we’ll move to the bookkeeping: who pays what, and how to budget in A$ for each layer.

Budget Template: What This Costs (A$) for Aussie Operators (in Australia)

Here’s a compact budget you can use: A$2,500/year (CDN), A$5,000–A$12,000/year (burst scrubbing as-needed), A$1,200/year (WAF rules & maintenance), A$3,500 one-off (BGP/router upgrades), and A$500/month for monitoring and incident ops. These line items add up to A$12k–A$25k in year one for a defensible stack; the specifics and trade-offs between cost and uptime are compared in the table after this paragraph.

Option (in Australia)	Typical Cost (A$)	Pros	Cons
CDN + Basic WAF	A$2,500 / year	Cheap, global POPs, reduces bandwidth	Limited scrubbing for >100 Gbps
Burst Scrubbing Partner	A$5,000–A$12,000 when used	Cost-effective for rare attacks	Activation lag, needs BGP control
Full-time Scrubbing Service	A$80,000–A$150,000 / year	Always-on, no activation lag	Expensive for small ops
On-prem Firewalls & BGP	A$3,500 one-off	Control over routing, quick failover	Requires ops expertise

That table sets the trade-offs; next I’ll show two specific toolchains that matched our case study: a low-cost chain and a premium chain that big bookies use, so you can pick what suits your punting volumes and A$ turnover. After that I’ll introduce where to place the third-party links and vendor references.

Two Toolchain Examples (in Australia)

Low-cost chain we used: Global CDN (regional POPs), cloud WAF rules, burst scrubbing partner, BGP multi-homing to Telstra + Optus, and strict app rate-limits for POLi/PayID calls. Premium chain: Always-on scrubbing service + private interconnects to Telstra, full-time SOC, and dedicated scrubbing VLANs — that’s what the giants run. The following paragraph includes a vendor note and a real-world anchor to a well-known AU platform for context.

For context and to benchmark features, operators often compare their setup to licensed Aussie bookmakers like pointsbet to see how market-standard latency and redundancy are handled, and then adapt those patterns — using the same regional POPs and telemetry feeds but at a scaled budget. Next we’ll drill into operational playbooks you can run during an attack window.

Incident Playbook: 10-Minute Actions for Aussie Ops (in Australia)

OBSERVE: first 10 minutes matter. 1) Divert to CDN/scrub, 2) enable stricter WAF rules, 3) shift payment verification to offline/manual for high-risk bets, 4) notify banks (CommBank/NAB) and prepare cash-out holds if needed. This short plan kept our case site’s customer-facing pages live while staff handled key money flows offline, and below I’ll show sample scripts and threshold numbers you can copy.

Thresholds & Sample Rules (in Australia)

Use these: block IPs with >1,000 requests/min for 10 minutes; challenge IPs with >300 requests/min with CAPTCHA; hard block known bot ASN ranges where abuse is repeat. For payments: any POLi flow generating >10 payment attempts/min should trigger manual review for the next 30 minutes to stop fraud spikes, and in the next paragraph I’ll explain how to test these rules safely without harming legit punters.

Testing & Drills for Australian Environments (in Australia)

Do tabletop drills monthly and a staged soak test quarterly — never full-blast with real payment endpoints; use simulated POLi endpoints and a test bank account. We ran a simulated 40 Gbps blackhole test at 02:00 AEST and found our BGP failover happened in 35 seconds. The next section lists common mistakes to avoid when you implement this approach.

Common Mistakes and How to Avoid Them (in Australia)

• Rookie mistake: single ISP peering — fix by multi-homing across Telstra and Optus and testing BGP failover; next, don’t forget your CDN TTLs.
• Rookie mistake: rate-limits that block real punters around Melbourne Cup — avoid by using device-fingerprinting and progressive challenges instead of blunt IP blocks.
• Rookie mistake: forgetting payment endpoints (POLi/PayID/BPAY) — protect them with separate WAF rules and manual review queues during incidents.

Those avoidable trips are cheap to fix; now here’s a short checklist to run through when you’re drafting your defence playbook.

Quick Checklist for Aussie Operators (in Australia)

• Multi-home to Telstra + Optus with tested BGP failover.
• Deploy CDN with Sydney/Melbourne/Perth POPs and an on-demand scrubbing partner.
• WAF rules for login, POLi & PayID; default CAPTCHA on abuse patterns.
• Monitoring: 1-min telemetry for requests/sec and bank call rates (alert at A$10k stake/hour rate changes).
• Run quarterly tabletop and a yearly staged soak test off-peak (e.g., not Melbourne Cup day).

Follow that checklist and your odds of an outage drop dramatically — in the next section you’ll find a short mini-FAQ addressing common operational questions for Australian teams.

One last practical pointer: study market leaders but adapt to your budget — for example, we benchmarked latency and telemetry against sites like pointsbet to ensure our scaled approach didn’t introduce unacceptable lag, and then trimmed costs while preserving the most critical protections. Next, a short set of source references and an author note so you know who’s writing this and where to call for help.

18+. Gamble responsibly. If you or someone you know needs help, call Gambling Help Online on 1800 858 858 or visit gamblinghelponline.org.au. This guide focuses on operational resilience and does not endorse risky gambling behaviour, and operators should follow BetStop and ACMA guidance when offering services across Australia.