Cybersecurity Blog

Insights and analysis on secure communications, encryption, and cybersecurity trends.

8/8/2025
5 min read

Securing VoIP & VVoIP in 2025: From SIP Floods to Quantum Decryption

Global VoIP/VVoIP threats—from SIP floods and DDoS to harvest-now, decrypt-later—are rising fast. This definitive 2025 guide explains the risks, real breaches, standards, and the practical roadmap to harden voice and video communications now.

By Cellcrypt PMM Team
VoIP Security
5/30/2025
5 min read

How to Send Documents Securely Over the Internet: Protecting Sensitive Files with Cellcrypt

In 2025, sending files securely is no longer optional—it's essential. Whether you're sharing legal contracts, personal records, business plans, or financial data, unencrypted documents are vulnerable to breaches, interception, and accidental leaks.

By Cellcrypt Team
Data Protection & Privacy
5/29/2025
5 min read

Why use Secure Out-of-Band Communication for Cyber Incidents

Discover why secure out-of-band communication channels are mission-critical for cybersecurity incident response and business continuity planning.

By Cellcrypt Team
Incident Response
2/8/2025
5 min read

Fake Cell Towers: Securing Communications Against Criminal Surveillance

Criminals in Australia deploy 'dirtboxes' to mimic cell towers, threatening privacy. Learn how these devices work and how Cellcrypt's encryption protects against these attacks.

By Cellcrypt Team
Threat Analysis
2/8/2025
5 min read

WhatsApp vs. Cellcrypt: Secure Messaging for Businesses

Compare WhatsApp and Cellcrypt for business messaging. Learn why enterprise-grade security matters for compliance, data protection, and risk mitigation in professional communications.

By Cellcrypt Team
Secure Communications
12/11/2024
5 min read

Sending Documents Securely - The Hidden Risks of Relying on Email

Email is at the heart of modern business, enabling everything from routine status updates to high-stakes contract negotiations. It's so ingrained in our daily workflows that we often send sensitive documents without questioning whether email is truly secure.

By Cellcrypt Team
Data Protection & Privacy
10/17/2024
5 min read

Beyond RSA: The Evolution of Encryption in the Quantum Age

As we peer into this future, it's crucial to understand where we've been, where we are, and where we're headed in the realm of encryption. Let's embark on a journey through the evolution of encryption technology and explore why the quantum age demands a fundamental shift in how we protect our digital communications.

By Cellcrypt Team
Encryption & Cryptography
10/17/2024
5 min read

Store Now, Decrypt Later: The Quantum Computing Threat

In cybersecurity, a new and serious attack has emerged: Store Now, Decrypt Later (SNDL). Enabled by the rapid progress of quantum computers, this strategy threatens long-lived secrets and encrypted data with future decryption capabilities.

By Cellcrypt Security Team
Encryption & Cryptography
8/11/2024
5 min read

Post-Quantum Encrypted Calls: Lessons from Salt Typhoon

In recent months, a hacking group known as Salt Typhoon has infiltrated several U.S. internet and telecoms service providers, including major companies like AT&T, Verizon, and T-Mobile, exposing critical vulnerabilities in our communication infrastructure.

By Cellcrypt Team
Encryption & Cryptography
6/12/2024
5 min read

The Risks of Consumer Secure Messaging Apps

The Salt Typhoon cyberattacks represent a pivotal moment for organisations in critical infrastructure, enterprise, and government sectors. These sophisticated intrusions into major telecommunications providers have exposed fundamental vulnerabilities in our communication infrastructure.

By Cellcrypt Team
Consumer Apps Comparison
5/11/2024
5 min read

Is It Safe to Send Sensitive Information by Text?

Text messaging has become second nature in our daily lives—it's fast, convenient, and feels private. But when it comes to sharing sensitive information, many people don't realize the security risks lurking behind every text message.

By Cellcrypt Team
Mobile & Network Security
2/11/2024
5 min read

Securing Voice Calls: Why End-to-End Encryption Matters

The recent Salt Typhoon hack is a stark reminder that secure communication is no longer optional. For businesses and government agencies handling sensitive information, voice calls remain one of the most vulnerable yet critical communication channels.

By Cellcrypt Team
Secure Communications