Penetration Testing · York
Penetration Testing in York
Authorised testing of a York organisation's systems by attempting to compromise them. The value depends entirely on scope and on what happens afterwards — a test producing a report nobody acts on has bought a document, and the findings age quickly as systems change.
Why this comes up
The problem
A client or insurer requires a penetration test, or an application is going live and nobody has genuinely tried to break it.
What you get
What we deliver
- Scope agreed in writing, including what is explicitly out of bounds
- Written authorisation from the system owner, since testing without it is an offence
- Testing against your actual risks rather than a generic checklist
- Findings with reproduction steps, so your developers can verify and fix
- Severity rated by real impact in your context, not by raw score
- A retest after remediation, which is what closes the loop
Want this scoped for your business in York?
Thirty minutes, no charge, no sales script. You leave with a written summary of what penetration testing would actually involve — whether or not you use us.
Working in York
Yorkshire & the Humber
York's economy leans heavily on heritage tourism, and the practical constraint here is often that a visitor-facing system has to handle enormous seasonal swings on a small operator's budget.
Visitor-facing booking and ticketing systems that handle extreme seasonality on a small operator's budget.
Sectors we work with in York
- Tourism & Heritage
- Rail Engineering
- Bioscience
- Retail
- Higher Education
What we work with
Technologies and platforms
- Burp Suite
- Nmap
- Metasploit
- OWASP
Who we work with
Industries we serve
- SaaS platforms
- Financial services
- Healthcare
- Ecommerce
- Legal
Why us
Why York businesses choose Asionis
- Projects typically launched within 4–8 weeks
- No long-term contracts required
- All team members UK-based
- Dedicated account manager and development team
- Transparent reporting with monthly performance metrics
- Scalable from startup to enterprise
How we work
- Step 1
Free consultation
A 30-minute call to understand the problem. You keep the written summary either way.
- Step 2
Proposal
Scope, timeline and a fixed price, in writing, before anything starts.
- Step 3
Build
Short cycles with regular check-ins, so you see progress rather than hear about it.
- Step 4
Launch and support
We handle the go-live and stay available afterwards.
Other services in York
Looking for the full picture? See our Penetration Testing services, everything we do in York or browse everything we do.
Penetration Testing in York — common questions
- Do we need a test or an audit?
- A test if you have a specific application or exposed system to assess, or a contractual requirement. An audit if the question is broader — whether your controls and processes are sound. Organisations often buy a test when an audit would tell them more.
- Why does authorisation matter?
- Because unauthorised access to computer systems is a criminal offence in the UK regardless of intent. Written authorisation from whoever owns the system is what makes the work lawful, and it must cover third-party hosted infrastructure too.
- How long do findings remain valid?
- Not long. A test is a snapshot, and every deployment afterwards can introduce something new. Annual testing suits stable systems; anything under active development benefits more from security review in the development process than from a yearly test.
- What makes a report useful?
- Reproduction steps and honest severity. Findings your developers can verify get fixed; a list of tool output rated by generic score gets triaged into oblivion. The retest matters too — without it nobody confirms the fixes worked.
- Do you work with businesses across North Yorkshire?
- Yes. We are based in Leicester, United Kingdom and work with clients throughout Yorkshire & the Humber, including York and the surrounding North Yorkshire area. Most collaboration happens remotely, and we travel for kick-offs and key milestones.
- What kind of York businesses do you usually work with?
- Visitor-facing booking and ticketing systems that handle extreme seasonality on a small operator's budget. Beyond that we work across Tourism & Heritage, Rail Engineering, Bioscience, Retail and Higher Education.
- Do you cover the areas around York?
- Yes — we work throughout Yorkshire & the Humber, including Leeds, Newcastle, Sheffield. York is an urban area of roughly 210,000+, and we take on work across the wider North Yorkshire region rather than the city boundary alone.
Talk to us about Penetration Testing in York
A 30-minute call with someone who would actually work on it. No sales script, no obligation.
- Projects typically launched within 4–8 weeks
- No long-term contracts required
- All team members UK-based
- Dedicated account manager and development team
- Transparent reporting with monthly performance metrics
- Scalable from startup to enterprise