On August 31, 2026, the Centre for Development of Telematics (C-DOT) unveiled 14 indigenous quantum-security products during its 43rd Foundation Day in New Delhi. The production-grade portfolio spans Quantum Key Distribution (QKD) hardware and Post-Quantum Cryptography (PQC) software. It includes high-speed optical encryptors, quantum-safe IP phones, and defence-grade communication systems. This pivotal launch transitions India from laboratory research to commercial deep-tech deployment, aggressively securing critical national, financial, and military networks against the looming threat of hacking by future quantum computers.
The Centre for Development of Telematics (C-DOT) officially launched a comprehensive suite of 14 indigenous quantum-security products. This marks a critical transition from laboratory prototypes to fully operational, production-grade solutions. The portfolio leverages Quantum Key Distribution (QKD) and Post-Quantum Cryptography (PQC) to proactively secure India's communication networks against cyber threats posed by future, highly powerful quantum computers capable of breaking conventional encryption.
The products were officially unveiled on August 31, 2026, during the celebration of C-DOT's 43rd Foundation Day in New Delhi.
China has aggressively pursued QKD infrastructure, notably launching the Micius quantum satellite and building massive terrestrial fibre networks. The US leads significantly in standardizing PQC software algorithms. By deploying a comprehensive 14-product portfolio that combines both QKD hardware and NIST-standardized PQC software, India places itself in an elite global tier capable of implementing holistic, end-to-end quantum-safe communication networks.
Core Concept: Quantum Cryptography (QKD and PQC)
Q1. Which premier telecom R&D centre unveiled 14 indigenous quantum-security products in August 2026? [Easy]
A) Centre for Development of Advanced Computing (C-DAC)
B) National Informatics Centre (NIC)
C) Centre for Development of Telematics (C-DOT)
D) Defence Research and Development Organisation (DRDO)
Answer: C
Explanation: The Centre for Development of Telematics (C-DOT) unveiled the 14 indigenous quantum products during its 43rd Foundation Day.
Q2. On which date did C-DOT officially launch the 14 indigenous quantum communication products to mark its 43rd Foundation Day? [Easy]
A) August 15, 2026
B) August 31, 2026
C) September 5, 2026
D) October 2, 2026
Answer: B
Explanation: The 14 indigenous quantum products were unveiled by C-DOT on August 31, 2026, during its 43rd Foundation Day celebrations.
Q3. Among the newly launched C-DOT products, what is the specific function of the device named 'Q-DARSHAN'? [Moderate]
A) A fibre-based Quantum Key Distribution generator
B) A quantum-safe video IP phone
C) A high-capacity defence-grade encryptor
D) A single-photon detection module
Answer: B
Explanation: Q-DARSHAN is a quantum-safe video IP phone that incorporates NIST PQC algorithms to protect voice and video communications.
Q4. The Post-Quantum Cryptography (PQC) algorithms integrated into C-DOT's new suite of products are standardized by which renowned global institution? [Moderate]
A) International Telecommunication Union (ITU)
B) Institute of Electrical and Electronics Engineers (IEEE)
C) National Institute of Standards and Technology (NIST)
D) European Telecommunications Standards Institute (ETSI)
Answer: C
Explanation: Most of C-DOT's post-quantum cryptography products use algorithms standardized by the US National Institute of Standards and Technology (NIST).
Q5. Q-AMOGH, one of the indigenous products launched by C-DOT, is designed to secure high-capacity optical communication links at a maximum throughput of: [Moderate]
A) 10 Gbps
B) 40 Gbps
C) 80 Mbps
D) 200 Gbps
Answer: D
Explanation: Q-AMOGH is a high-speed quantum-safe optical encryptor providing up to 200 Gbps throughput at Layer 1.
Q6. Which of the following statements best describes the fundamental operational difference between QKD and PQC technologies used in C-DOT's portfolio? [Tricky]
A) QKD relies on software algorithms, while PQC uses quantum satellites in low Earth orbit.
B) QKD utilizes principles of quantum physics and requires specialized hardware, whereas PQC utilizes mathematical algorithms and can be integrated into standard software equipment.
C) QKD is restricted to short-range Wi-Fi networks, while PQC is exclusively used for securing deep-sea submarine optical cables.
D) QKD was developed exclusively by Indian scientists, whereas PQC is entirely a Chinese standard.
Answer: B
Explanation: QKD relies on quantum physics (requiring physical infrastructure like fibre optics to transmit photons), while PQC relies on complex math algorithms that can run on conventional computing hardware.
Q7. Which two specific C-DOT products are designated as "defence-grade" encryptors designed to provide robust security for strategic and sensitive military communications? [Tricky]
A) Q-SETU and Q-MAHASETU
B) Q-AKSHAY CD and Q-AKSHAY MD
C) Q-VIKRAM and Q-PARAKRAM
D) Q-VAAYU and Q-RAQSHAK
Answer: C
Explanation: Q-VIKRAM and Q-PARAKRAM are both categorized as defence-grade quantum-safe encryptors providing up to 1 Gbps throughput for strategic and military communications.
Q8. Which C-DOT product is designed as an in-line node to seamlessly add quantum-resistant security to existing classical IP phones without needing to replace the phones themselves? [Tricky]
A) Q-AKSHAY CD
B) Q-VACHAN
C) Q-SETU
D) Q-VAJRA1000
Answer: B
Explanation: Q-VACHAN is a quantum-safe in-line node designed specifically to upgrade existing, classical IP phones with quantum security.
PYQ 1:
With reference to India's telecom research ecosystem, the Centre for Development of Telematics (C-DOT) functions as an autonomous R&D centre under the administrative control of which of the following?
A) Ministry of Electronics and Information Technology (MeitY)
B) Ministry of Science and Technology
C) Ministry of Communications
D) Ministry of Defence
Answer: C
Explanation: C-DOT is the premier telecom R&D centre of the Department of Telecommunications (DoT), which falls under the Ministry of Communications.
PYQ 2:
Consider the following statements regarding the 14 indigenous quantum-security products recently unveiled by C-DOT:
1. The portfolio integrates both Quantum Key Distribution (QKD) hardware and Post-Quantum Cryptography (PQC) software.
2. These products are currently only theoretical laboratory prototypes and have not yet achieved commercial production.
3. The Q-AMOGH optical encryptor provides data throughput speeds of up to 200 Gbps.
Which of the statements given above is/are correct?
A) 1 and 2 only
B) 1 and 3 only
C) 3 only
D) 1, 2, and 3
Answer: B
Explanation: Statements 1 and 3 are correct. Statement 2 is incorrect because the C-DOT CEO explicitly confirmed that the 14 products are fully production-grade, commercialized solutions that have already generated over $1 million in revenue.
PYQ 3:
Assertion (A): Financial regulatory bodies like the RBI urgently need to adopt Post-Quantum Cryptography (PQC) to secure digital banking infrastructure.
Reason (R): Future large-scale quantum computers will possess the computational power to easily break widely used classical public-key encryption standards like RSA.
A) Both A and R are true, and R is the correct explanation of A.
B) Both A and R are true, but R is not the correct explanation of A.
C) A is true, but R is false.
D) A is false, but R is true.
Answer: A
Explanation: Both statements are true. Classical encryption relies on mathematical problems (like prime factorization) that are hard for classical computers but easily solvable by future quantum computers using Shor's algorithm. Hence, migrating to PQC is an urgent necessity, making R the correct explanation for A.
Question 1 (150 words): Discuss the strategic significance of C-DOT's recent launch of 14 indigenous quantum communication products for India's national security and digital infrastructure.
The unveiling of 14 indigenous quantum-security products by C-DOT marks a critical transition for India from theoretical research to the deployment of production-grade deep-tech infrastructure. In the digital age, classical encryption algorithms (like RSA) securing everything from banking networks to military communications are highly vulnerable to the computational supremacy of future quantum computers.
By commercializing a dual portfolio of Quantum Key Distribution (QKD) hardware and Post-Quantum Cryptography (PQC) software, C-DOT secures India's strategic autonomy. Products like the defence-grade Q-VIKRAM ensure that the military does not rely on foreign IP, negating the risk of hidden backdoors. Furthermore, these indigenous technologies will safeguard India's vast Digital Public Infrastructure (DPI), including UPI and Aadhaar, against "harvest now, decrypt later" cyberattacks. Ultimately, this launch realizes the objectives of the National Quantum Mission and firmly establishes 'Atmanirbhar Bharat' in the critical cybersecurity domain.
Question 2 (250 words): The advent of quantum computing poses an existential threat to classical cryptography. Analyze how the dual approach of Quantum Key Distribution (QKD) and Post-Quantum Cryptography (PQC) addresses this challenge, referencing the recent indigenous advancements by C-DOT.
The advent of large-scale quantum computers poses a systemic threat to classical public-key cryptography. Algorithms like RSA, which rely on the mathematical difficulty of prime factorization, can be easily broken by quantum algorithms (such as Shor’s algorithm). This vulnerability has birthed the "harvest now, decrypt later" threat model, where adversaries steal encrypted strategic and financial data today with the intent to decrypt it once quantum computers mature.
To counter this, a dual cybersecurity approach is necessary, encompassing both Quantum Key Distribution (QKD) and Post-Quantum Cryptography (PQC). QKD relies on the immutable laws of quantum mechanics—specifically Heisenberg’s Uncertainty Principle. It distributes encryption keys via photons over optical fibres; any attempt to intercept the keys inherently alters their state, immediately alerting the communicating parties. However, QKD requires specialized hardware infrastructure. Conversely, PQC relies on highly complex mathematical algorithms designed to resist quantum attacks. Its primary advantage is scalability, as PQC software can be integrated into existing classical network infrastructure without hardware overhauls.
C-DOT’s recent launch of 14 indigenous quantum products masterfully executes this dual approach. It offers hardware-based QKD solutions like Q-AKSHAY for highly secure, fibre-based key generation, alongside PQC-integrated solutions like the Q-VIKRAM defence encryptor and Q-DARSHAN IP phone. By standardizing these production-grade solutions based on global NIST frameworks, C-DOT enables Indian financial institutions, telecom operators, and the armed forces to execute a structured, indigenous migration to quantum-safe networks, fulfilling the strategic mandate of the National Quantum Mission.
For Prelims, focus strictly on the specific names of the C-DOT products (e.g., Q-AKSHAY, Q-SETU, Q-VIKRAM) and correctly match them to their intended applications. Also, note that PQC algorithms are standardized by NIST (USA). For Mains (GS Paper 3 - Science & Tech / Cybersecurity), use C-DOT's 14 products as a concrete, high-scoring case study to demonstrate how India is achieving 'Atmanirbharta' (self-reliance) in deep-tech and actively countering the "harvest now, decrypt later" threat model threatening Digital Public Infrastructure.