Such platforms are a routine part of professional life for many Irish legal practitioners. LinkedIn, X (formerly Twitter) and other sites platforms can provide valuable opportunities for networking, business development and professional commentary.

Yet the increasing use of social media also presents significant security, confidentiality, and regulatory risks for solicitors and law firms. These risks are not hypothetical: social engineering attacks, data protection breaches and reputational damage frequently originate from information shared online.

For the Irish legal profession, social media security is not merely an IT issue: it is a matter of professional responsibility and regulatory compliance.

Unique risks for lawyers

Legal professionals are attractive targets for cybercriminals due to the nature of the information they handle. Social media platforms can unintentionally expose:

• Firm structures and reporting lines
• Client relationships and transaction timelines
• Email formats and contact details
• Staff personal information that can be used in impersonation attacks

Even innocuous posts such as announcing a deal completion, conference attendance, or internal promotion can be exploited to lend credibility to phishing or fraud attempts.

One of the most common threats linked to social media is social engineering. This is where attackers use publicly available information to manipulate individuals into disclosing confidential data or transferring funds.

Examples relevant to law firms include:

• Fake LinkedIn profiles impersonating partners or clients
• Emails referencing real cases, transactions, or colleagues, obtained from social media
• Fraudulent ‘urgent’ requests appearing to come from senior management

Irish law firms have been directly affected by such attacks, including invoice redirection and conveyancing fraud. This comes with significant financial consequences.

As a legal professional, you must consider social media security in light of your existing obligations, including:

• Client confidentiality and legal professional privilege
• GDPR and the Data Protection Act 2018, particularly obligations around personal data security
• Law Society guidance on technology, confidentiality, and risk management
• Professional conduct rules, including reputational and ethical standards

A data breach arising from a social media-enabled attack may trigger:

• Mandatory reporting to the Data Protection Commission
• Client notification obligations
• Regulatory scrutiny and reputational harm

The impact of a breach coming through social media can be just as profound as one from other channels.

Avoid these mistakes  

Some recurring social media security mistakes seen in law firms include:

• Over-sharing professional details on personal profiles
• Inconsistent privacy settings across platforms
• Lack of firm-wide social media policies
• No training on recognising social engineering attempts
• Shared or weak passwords for firm social media accounts

Importantly, junior staff may be particularly exposed, as attackers often target those perceived as having less authority but legitimate system access.

Mitigating the risk

You don’t need to avoid social media. Instead, adopt a controlled and informed approach. See below for some key measures.

Governance and policy

• Implement a clear social media policy covering professional and personal use
• Define who can post on behalf of the firm and on what topics

Training and awareness

• Provide regular training on phishing and impersonation risks
• Encourage staff to verify unusual requests

Privacy and security controls

• Review privacy settings on professional profiles
• Use strong, unique passwords and multi-factor authentication
• Monitor firm names and partners for impersonation attempts

Incident response

• Ensure social media-related incidents are included in cyber incident response plans
• Know when regulatory notification may be required

If your firm and staff are following these principles, you can continue to use this tool for marketing without exposing clients to undue risk.

Safe use summary

For the Irish legal profession, social media security sits at the intersection of cyber risk, regulatory compliance, and professional ethics.

Social platforms offer benefits but expand the attack surface for law firms and individual practitioners.

With clear policies, staff education and a strategy of including social media in the firm’s overall risk management framework, legal practices can reduce exposure while engaging professionally online.

Vigilance and governance are both essential in the current environment of increasing cyber threats and regulatory scrutiny.

Paul Delahunty is Chief Information Security Officer at Stryve, a leading Irish multi-cloud and cybersecurity company and ICTTF Cyber Security Company of the Year 2022. Paul is CIO and IT Leaders Security Leader of the Year 2023 and 2024, and is the Tech Excellence Awards CIO of the Year 2024.