Professional services firms operate on trust. Whether you’re a law firm managing confidential legal matters or an accounting practice handling financial records and transactions, your clients rely on you to safeguard highly sensitive information every day.
That responsibility also makes your business a highly attractive target for cybercriminals.
What we consistently see across the sector is this: many firms are significantly underprotected relative to the value of the data they hold.
A Targeted and Growing Threat
Cyberattacks on professional firms are rarely random. They are deliberate, well-timed, and increasingly sophisticated.
One of the most common threats is business email compromise (BEC). This involves attackers impersonating partners, staff, or clients to redirect payments or issue fraudulent invoices.
For example:
- A law firm handling a property settlement
- An accounting firm processing large financial transactions.
Both scenarios present ideal opportunities for attackers. They rely on timing, urgency, and trust — and when successful, the financial impact can be significant.
The Risk Hidden in Everyday Systems
Most professional firms rely heavily on Microsoft 365 and similar platforms for email, document management, and collaboration.
While these systems are powerful, they are often deployed with default configurations that prioritise usability over security.
The result can include:
- Weak or inconsistent authentication controls
- Limited protection against phishing emails
- Overly broad access to sensitive client data
- Minimal monitoring of suspicious activity.
In practice, this means emails, financial documents, and client communications may be far more exposed than firms realise.
When There’s No Framework, the Impact Increases
A common gap across professional services firms is the absence of documented security policies and procedures.
When a security incident occurs, this lack of structure can turn a manageable situation into a costly and disruptive one:
- Response efforts are delayed or unclear
- Key decisions are made under pressure without guidance
- Regulatory or professional obligations may be harder to meet
- Recovery takes longer and costs more.
Importantly, without clear documentation, it can also be difficult to demonstrate that appropriate safeguards were in place.
The Real Cost: Client Trust
While financial loss is often the most visible impact of a cyber incident, the reputational damage can be far more significant.
Professional services firms are built on long-standing relationships. Clients expect discretion, confidentiality, and reliability as a baseline. A single breach can undermine years of trust – and rebuilding that confidence is never straightforward.
Taking a Practical, Structured Approach
Improving security doesn’t have to disrupt how your firm operates.
A practical, structured approach focuses on strengthening the foundations:
- Securing core systems like Microsoft 365
- Implementing robust identity and email protections
- Defining and documenting security policies
- Ensuring staff understand emerging threats
- Introducing monitoring and response capabilities.
When done well, these controls operate quietly in the background – supporting your team without impacting productivity.
Supporting Professional Firms Across New Zealand
We work with professional services firms across New Zealand – including law firms and accounting practices — to put structured, defensible security in place.
The goal is simple: protect client information, reduce risk, and ensure that if something does happen, your business is prepared to respond quickly and confidently.
Cybersecurity doesn’t need to be complex — but it does need to be intentional. And for firms built on trust, it’s one of the most important investments you can make. strengthen your setup today can prevent costly incidents tomorrow. Because when it comes to cybersecurity, it’s not just about having the right tools – it’s about using them properly.