By: Ganesan D 2 Nov 2026 Category: Cyber Security
Encryption protects sensitive business information, financial transactions, customer records, and digital communications. However, advances in quantum computing could eventually weaken some of the cryptographic algorithms used today. Businesses can prepare by assessing their encryption systems and planning a transition to quantum-resistant technologies.
Post-quantum cryptography (PQC) refers to cryptographic algorithms designed to resist attacks from both conventional and sufficiently capable quantum computers. Unlike quantum cryptography, PQC generally runs on existing computers and networks.
Organisations exploring post-quantum cryptography in the UAE can begin by identifying where encryption is used and determining which systems may require future upgrades.
Powerful, fault-tolerant quantum computers could use specialised algorithms to undermine certain public-key cryptographic systems. Shor's algorithm, for example, could threaten widely used RSA and elliptic-curve cryptography.
Grover's algorithm could also reduce the effective security margin of some symmetric-key algorithms, although its impact differs from the threat to public-key cryptography.
These capabilities are not equivalent to saying that current encryption is already broken. The challenge is preparing for future developments and protecting information that must remain confidential for many years.
Businesses should review the cryptographic algorithms currently used across their IT infrastructure. Key areas to assess include:
Organisations should inventory these algorithms across applications, certificates, VPNs, databases, and network infrastructure.
The US National Institute of Standards and Technology (NIST) has published post-quantum cryptography standards that organisations can use when planning migration.
Important examples include:
These standards provide a foundation for adopting quantum-safe encryption in the UAE. Businesses should assess compatibility, implementation maturity, and applicable requirements before deployment.
One important concern is the harvest now, decrypt later threat. Attackers may collect encrypted information today in the hope of decrypting it when sufficiently capable quantum computers become available.
Businesses holding long-lived confidential information—such as intellectual property, financial records, healthcare data, and government-related information—should assess how long that data must remain protected.
A structured migration can help organisations prepare without disrupting critical systems. Businesses can follow these steps:
A crypto agility framework in the UAE can help organisations replace cryptographic algorithms and configurations more efficiently as standards and security requirements evolve.
Businesses should adopt proactive security practices to prepare for future encryption challenges. Important measures include:
Organisations seeking post-quantum readiness services in Dubai should consider a structured assessment of cryptographic exposure, technology dependencies, and migration priorities.
No. The concern is that future, sufficiently capable quantum computers could threaten certain widely used cryptographic algorithms.
Not necessarily. Businesses should begin with discovery and risk assessment, then plan migration based on data sensitivity, system exposure, and vendor readiness.
Crypto agility is the ability to change cryptographic algorithms, keys, and protocols without requiring major redesigns of entire systems.
Post-quantum cryptography is an important part of long-term cybersecurity planning. By identifying vulnerable algorithms, assessing data exposure, and preparing a phased migration strategy, UAE businesses can improve their readiness for evolving encryption risks.
Prepare your organisation for tomorrow's encryption challenges with Agan Cyber Security LLC. Our cybersecurity services can help assess cryptographic risks, strengthen security controls, and support your organisation's readiness planning.
Contact our team to discuss your cybersecurity requirements in Dubai and across the UAE.
Contact us today to discuss your cybersecurity requirements.
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