In today’s fast-paced digital economy emails and files, cybercriminals, corporate spies, and hackers are now targeting live communication data as well. It is why secure voice calls that are encrypted and built securely by design are quickly becoming the most effective way to ensure business privacy in 2025.
Meetings, client calls, remote team chats Voice is one of the most widely used methods of business communication, both within and across company walls.
Businesses have been heavily investing in and improving their security around email communications, network infrastructure, and cloud storage. However, voice has historically been less of a focus.
With that being said, many companies still regularly discuss highly sensitive material over the phone, including but not limited to financial planning, legal matters, contract details, intellectual property, strategic data, and trade secrets. This data has become even more exposed because it’s often sent as voice data that is not encrypted in any way.
Attackers can intercept, eavesdrop on, record, and tamper with voice data without being detected or authenticated. Calls on mobile networks can even be tapped using consumer-grade hardware.
Encrypted voice calls refer to voice communication where the audio data is end-to-end encrypted (E2EE) as it is being sent over the network and only accessible to the sender and the intended receiver. This type of encryption works by converting the voice data to secure code that can be sent over public channels without the risk of being understood by anyone other than the sender and recipient.
An encrypted calling app will use audio encryption protocols to encrypt the call data locally on the device before it’s transmitted and then be decrypted on the other end by the recipient. This means the data is unreadable by anyone, including the service provider.
One of the key aspects of secure voice calls is that this encryption is secure by design and not added on top of existing architecture. This means a number of things, including:
In a world where cyber threats are constantly evolving and hackers are becoming increasingly sophisticated, we can no longer treat any mode of communication as invulnerable.
Encrypted voice calls are not a new idea and not just a feature reserved for enterprise messaging. They are a necessary part of building and maintaining business privacy moving forward.
Business privacy doesn’t stop with email or even files. In a world where conversations are still some of the most widely used forms of communication and some of the most critical data is still exchanged in these conversations, secure and encrypted calls are the next logical step in cybersecurity. Built secure by design, encrypted voice solutions are quickly setting a new standard of what it means to be a privacy-first business.
It’s time to start thinking about the data that happens when your team is talking. Start protecting every word, as well as every file.
Talk to our security experts today to learn more and protect your voice communications the same way you would protect your data
The problem is, when critical technology goes down, the communication channels IT teams depend on, such as VoIP, chat, or cloud-based services, often go with it.
MultiCall’s primary value proposition for NGOs lies in enabling HQ-foster connections with field-based teams through high-quality voice calls. Social projects are challenging in themselves; by facilitating multi-person calls in low-connectivity environments, MultiCall brings teams closer.
Large enterprises are all about collaboration. Enter MultiCall’s voice communication system that effortlessly connects multiple departments via unlimited group calling and smart scheduling.
Video conferencing often makes interdepartmental meetings inaccessible for many teams. When departments can’t meet without lags or face login issues and other video call mishaps, communication bottlenecks happen.
The MultiCall solution is centered around team calling. Group calls over voice make it possible for teams to coordinate schedules, share information, and discuss important topics. MultiCall enables users to connect in the fastest, most reliable, and most secure way possible.
It could be a village doctor trying to connect with a specialist in the city or a mobile medical team updating the hospital about their work. With MultiCall’s PSTN backbone, such calls go through with reliability, without needing high-speed data or Wi-Fi.
Efficiency equals profitability in business; central to that is communication. Countless organizations have miscalculated the cost of an unreliable phone or messaging application. Hours of delays, dropped calls, miscommunication, lost meetings, and disjointed coordination can translate into serious financial loss for an enterprise.
Communication has become less of an amenity and more of an investment. Enterprise voice communication software like MultiCall, with a complete solution for large teams, comes with a very clear and direct return on investment (ROI) through increased productivity, decreased downtimes, and operationally safeguarded communication.
