Quick overview
Healthcare communication systems often carry weaknesses that expose patient data and interrupt clinical work. Knowing the common risks is the first step to fewer breaches and a cleaner compliance record.
- Data breaches. Weak access controls and encryption let unauthorized users reach patient information.
- Ransomware. Malware can lock teams out of their systems and delay care.
- Phishing and insider risk. Emails, texts and internal misuse remain common causes of incidents.
- Third parties and telehealth. Vendors, mobile devices and virtual care widen the attack surface.
Understanding security risks in healthcare communication
Breaches reach every part of healthcare: health systems and clinics, and also post-acute care, home health, hospice and palliative care, behavioral health, labs and diagnostics, assisted living, pharmacies and imaging. No organization is too small or too large.
Many attacks start with phishing, and insecure communication makes it easier for attackers to reach patient records once they are in. The consequences for the provider can be far-reaching, so it pays to know where the weak points are.
8 security risks in your healthcare communication
Each of these threatens the integrity of patient information. Knowing where they sit lets you act before a problem does.
1. Data breaches
A breach happens when someone without authorization reaches patient records. The usual causes are weak encryption, misconfigured systems and simple human error. Attackers can take medical histories and financial details in bulk.
The result is regulatory fines, remediation costs and lasting damage to patient trust. Strong encryption, regular security audits and strict access controls reduce the risk, as do secure websites and a secure healthcare communication platform.
2. Ransomware
Ransomware attacks on healthcare have grown in frequency and severity. Malware encrypts critical data and locks hospitals and clinics out of their own systems until a ransom is paid. Care stops, treatments slip and critical procedures are put at risk.
Keep regular, secure backups and segment the network to contain an outbreak. An incident response plan, and a way to communicate when other systems are down, speeds recovery.
3. Phishing
Phishing remains one of the most common ways into healthcare systems. Messages that look like they come from a trusted source trick staff into giving up credentials or opening malicious attachments. It happens on unsecured channels, on websites and inside secure networks too. Ongoing training and awareness campaigns help. Email filtering and multi-factor authentication (MFA) cut the success rate further.
4. Unsecured medical devices
Imaging systems, wearable monitors and check-in kiosks now connect to hospital networks, and many lack strong security. A compromised operational technology (OT), Internet of Things (IoT) or Internet of Medical Things (IoMT) device can be the way into the wider network and its patient data.
Unsecured communication works the same way: SMS, texts, voicemail and consumer messaging apps on personal phones that do not meet HIPAA. Configuration and segmentation help, but sensitive information belongs only on approved devices and on a HIPAA-compliant communication platform.
5. Insider threats
Insider threats cover both malicious acts and honest mistakes. A disgruntled or a well-meaning employee becomes a weak link by skipping security steps, and it happens inside the trusted perimeter.
It is especially common in decentralized post-acute care such as home health, where contracted, part-time and full-time staff talk daily with care partners, patients, families and referral sources. That creates many daily points of exposure, even when no one means harm, and many of these organizations still coordinate care on personal phones.
Apply least privilege, train staff regularly and watch for unusual activity. A risk management plan and data loss prevention (DLP) tools help detect and stop data leaving. A communication platform with organization-level controls also lowers the risk when someone leaves: removing them from the organization removes them from every conversation and group at once.
6. Third-party vendor vulnerabilities
Healthcare organizations rely on vendors for cloud storage, software development and device maintenance. Any vendor with access to patient information, however small or infrequent, should show proof of an annual audit, often as a letter of attestation. A weakness in their systems is a weakness in yours.
Do due diligence when onboarding vendors. Put security and compliance terms in the contract, including a signed business associate agreement (BAA). Vendors should use HIPAA-compliant communication in their own healthcare dealings, too.
7. Telemedicine shortcomings
Telemedicine has made care far more accessible and introduced new weak points. Virtual visits can expose patient data through weak encryption, thin authentication or flaws in video software. Protect the channel and the data with encryption in transit and at rest, multi-factor authentication and regular security assessments.
8. Software issues
Outdated or misconfigured software gives attackers a way in. Legacy systems that no longer get updates or patches are the most exposed. Keep software current and run regular vulnerability assessments.
The effects of cyber threats and weak network security
The financial and reputational cost is large. The average data breach in 2024 cost $4.8 million, and healthcare incidents can cost more once lost revenue, legal fees and remediation are counted. HIPAA penalties apply even when a violation is unintentional; see HHS enforcement for the current tiers. Beyond the money, a breach can bring:
- Delayed treatment, misdiagnosis or life-threatening situations.
- Serious disruption to daily operations.
- Lost patient trust and negative publicity.
- Damage to the organization’s reputation.
- Trouble keeping patients and partners.
- Violations of HIPAA and other regulations.
- More scrutiny from regulators.
- Lawsuits and long legal battles.
Not every breach can be prevented. Specific security controls reduce the risk as far as it can go.
How to protect patient information and patient safety
Protection takes layers: technology, process and people. These controls, alongside the features to look for in a communication platform, close the gaps above.
- Encrypt in transit and at rest. Intercepted data stays unreadable.
- Adopt multi-factor authentication. A stolen password alone is not enough to get in.
- Run regular audits and vulnerability assessments. Find the gaps before attackers do.
- Train employees. Human error is a common cause of breaches. Regular training helps staff spot phishing and social engineering.
- Secure medical devices. Current firmware, strong passwords and isolation from general networks where possible.
- Oversee third parties. Set security requirements for every vendor, check them routinely, and sign a BAA.
- Secure telemedicine. Use platforms with encryption and secure user authentication.
- Plan for incidents. A documented response plan limits damage and speeds recovery.
Addressing these weak points early lowers the chance of an incident and protects the integrity of patient data. A single secure communication platform removes several of them at once.
About the author
Kartik Shah is co-founder and Chief Operating Officer at Skyscape, where he oversees security and compliance for Buzz. His technical interests are clinical communication and collaboration (CC&C) and telehealth. He holds a Bachelor of Electrical Engineering from Victoria Jubilee Technical Institute in Mumbai, India, and a Master’s in Computer Engineering from the University of Southern California.
A bit about Buzz
Buzz is a HIPAA-secure platform for real-time communication across a healthcare organization: administrators, operations, billing, payers, providers and patients. BuzzChat carries messages, images and reports, BuzzPhone handles calls from a Buzz number, BuzzVideo runs video visits and BuzzDrive holds shared files, so teams stop splitting PHI across personal phones and consumer apps. Everything is encrypted in transit and at rest, Skyscape signs a BAA, and Skyscape holds a SOC 2 Type 2 attestation covering the Security trust services criteria. See the Buzz security features or the Buzz FAQ.