Challenges
Datasets
Workspaces
Papers
Discussions
Leaderboard
Log inSign up
Challenges
Datasets
Workspaces
Papers
Discussions
Leaderboard
Blog
Job Board
Q3AS

© 2026 Aqora Quantum S.A.S.

TermsPrivacyLegal Notice

Kriptografija u optičkim telekomunikacijskim mrežama

Lucija Safundžić

Published Jun 27, 2019• 0 citations
OpenAlex

Abstract

The basis for today's telecommunication services lies in optical data transfer. This paper presents optical telecommunication networks which use light impulses that travels through optical fiber. These networks ensure the transmission of large amounts of data at very long distances, which is a necessity in modern application. Given that optical networks provide the ability to transfer huge amounts of data, their transmission needs to be secured in the event of unauthorized actions. Optical network security can be achieved by using some of the previously developed cryptographic algorithms. As security requirements develop on a daily basis, finding a better and more acceptable solutions for ensuring security in optical telecomunication networks is a difficult work but a necessary one.

Related papers

Telecommunication of a Secure Data in Optical Fiber

Arwa A. Moosa, May Hattim Abood

One of the most important issue in networking is the tremendous demand for a huge bandwidth with a great security. Optical network is an efficient telecommunications networks used to transfer data with great facilities. To provide an additional capacity for higher bandwidth, different frequencies and longer distance, optical Dense Wavelength Division Multiplexing (DWDM) and Erbium-Doped Fiber Amplifiers (EDFA) will be used. To transfer data securely, an important encryption method RC4 will be used to protect data on the common channel as it’s cryptographic technique is faster, simpler to implement and the keystream is a arbitrary sequence of bits which guarantees the security of used cipher. MATLAB program will used to encrypt and decrypt the image with transferring it optically by Optisystem simulation program.

AL-MANSOUR JOURNAL•Jan 1, 2017•0 citations

A Review on Secure Communication in Fiber-Optic Networks

T.Naga Jyothi

Fiber optic systems are important telecommunication infrastructure for world-wide broadband networks. Wide bandwidth signal transmission with low delay is a key requirement in present day applications. Optical fibers provide enormous and unsurpassed transmission bandwidth with negligible latency, and are now the transmission medium of choice for long distance and high data rate transmission in telecommunication networks. This paper gives an overview of fiber optic communication systems including their key technologies, and also discusses their technological trend towards the next generation

International Journal of Advanced Research in Science and Technology•Jan 1, 2017•0 citations

Quantum Cryptography in Telecommunication Systems: Securing Data Transmission Against Emerging Cyber Threats

The exponential growth of global telecommunication networks has heightened the need for robust security frameworks to protect data transmission against evolving cyber threats.Traditional encryption techniques, such as RSA and AES, while effective, are increasingly vulnerable to advances in computational power and the impending threat posed by quantum computing.Quantum cryptography, specifically Quantum Key Distribution (QKD), presents a revolutionary approach to securing telecommunication systems by leveraging the fundamental principles of quantum mechanics.Unlike classical encryption methods, QKD guarantees data security through the use of quantum states that are inherently resistant to interception and eavesdropping due to the no-cloning theorem and Heisenberg's uncertainty principle.From a broader perspective, this paper explores the integration of quantum cryptographic protocols into existing telecommunication infrastructures, emphasizing their potential to safeguard data transmission in fiber-optic and satellite communication networks.It examines the architecture and operational mechanisms of QKD systems, detailing protocols such as BB84 and E91, and evaluates their effectiveness in countering both classical and quantum-enabled cyber-attacks.Additionally, the study delves into the challenges of large-scale deployment, including key distribution range limitations, hardware requirements, and the need for quantum repeaters to support long-distance secure communication.Narrowing the focus, case studies on the implementation of quantum cryptography in 5G networks and global telecommunication hubs are analysed, highlighting their role in enhancing network resilience and ensuring end-to-end encryption.The paper concludes with strategic recommendations for policy development, international standardization, and future research directions to facilitate the widespread adoption of quantum cryptography in the telecommunications sector.

International Journal of Computer Applications Technology and Research•Mar 14, 2025•7 citations

Enhancing the Security of Fiber Optical Network using Cryptography

Sheenu Sachdeva, Dinesh

An optical fiber is an important communication channel as it proposes a high bandwidth and less attenuation, and can be easy challenging assistances such as huge-quality data transmission and others in computer networks. The basic optical transmission system consists of three basic elements which are fiber media (transmission channel), light sources as the input (covert electric signal into optic signal) and light detector as the output (convert optic signal into electric signal). FBG is the key component in optical communication system as, dispersion compensators, filters and flatteners gain. There is need to introduce mechanism that should be capable to provide data security in less time. More over there is need to introduce energy efficient mechanism that should be capable to reduce the size of packet during data transmission. There are several problems that are faced due to attenuation in fiber optics. There is need of repeater in order to regenerate the signals. Process working principle of proposed technique that is being used enhancement of security in steganography has been discussed with process flow and result. It states how brute force and timing attack are not applicable on proposed technique.

International Journal of Scientific Research in Computer Science Engineering and Information Technology•Oct 10, 2021•0 citations

Quantum cryptography in optical networks and supporting metrology

R.J. Runse, K. Tyagi, Philip A. Hiskett +9 more

While the need to provide security has long been a critical driver for the design and architecture of govemment networks, it is also becoming increasingly important to provide secure networking for commercial services over today’s infrastructure. Supporting electronic financial transactions, virtual private networks (VPNs), and virtual local area networks (VLAM) over a shared network are some of the key drivers for security on today’s large service provider and carrier networks. These services today typically depend ou cryptographic algorithms which rely on mathematical or computational complexity for providing security. The conditional security guarantees of these “classical” cryptographic methods are predicated on specific assumptions related to future advances in toth mathematical techniques and computation. However, the difficulty in predicting future breakthroughs in mathematical methods and computation may limit the applicability of today’s cryptographic techniques to future security needs.

Symposium on Optical Fiber Measurements (SOFM)•Jan 1, 2004•2 citations

Comparative Analysis of Fiber Optical Network Security Using Optical Steganography and Encryption Method

Naemah Mubarakah, M. Agus Susanto Sinaga, Rika Wahyuni +3 more

The development of communication technology is currently progressing at an extremely rapid pace. One of the most widely applied technologies for data transmission is fiber optic communication, which uses light as the transmission medium. This technology enables data to be transmitted at very high speeds. However, in the process of data transmission, a security mechanism is required to protect information from unauthorized access. Attacks on fiber optic networks can lead to significant alterations in the data received compared to the data sent by the transmitter. This poses a serious risk, particularly when the transmitted data is confidential. Two methods that can be employed to secure fiber optic networks are Optical Steganography and Optical Encryption. The working principle of Optical Steganography involves hiding signals in public channels, while Optical Encryption functions by encrypting the transmitted signals. Both methods can be implemented using OptiSystem software. According to the results of this study, Optical Encryption demonstrates a higher level of reliability compared to Optical Steganography. Optical Encryption achieved a Q-Factor value of 14.65 and a BER of 6.55×10−49. In terms of Q-Factor, Optical Encryption is shown to be 16.3% more effective than Optical Steganography and 90.4% more efficient compared to designs without a security system.

International Conference on Electrical, Telecommunication and Computer Engineering (ELTICOM)•Nov 21, 2024•0 citations
The basis for today's telecommunication services lies in optical data transfer. This paper presents optical telecommunication networks which use light impulses that travels through optical fiber. These networks ensure the transmission of large amounts of data at very long distances, which is a necessity in modern application. Given that optical networks provide the ability to transfer huge amounts of data, their transmission needs to be secured in the event of unauthorized actions. Optical network security can be achieved by using some of the previously developed cryptographic algorithms. As security requirements develop on a daily basis, finding a better and more acceptable solutions for ensuring security in optical telecomunication networks is a difficult work but a necessary one.
One of the most important issue in networking is the tremendous demand for a huge bandwidth with a great security. Optical network is an efficient telecommunications networks used to transfer data with great facilities. To provide an additional capacity for higher bandwidth, different frequencies and longer distance, optical Dense Wavelength Division Multiplexing (DWDM) and Erbium-Doped Fiber Amplifiers (EDFA) will be used. To transfer data securely, an important encryption method RC4 will be used to protect data on the common channel as it’s cryptographic technique is faster, simpler to implement and the keystream is a arbitrary sequence of bits which guarantees the security of used cipher. MATLAB program will used to encrypt and decrypt the image with transferring it optically by Optisystem simulation program.
Fiber optic systems are important telecommunication infrastructure for world-wide broadband networks. Wide bandwidth signal transmission with low delay is a key requirement in present day applications. Optical fibers provide enormous and unsurpassed transmission bandwidth with negligible latency, and are now the transmission medium of choice for long distance and high data rate transmission in telecommunication networks. This paper gives an overview of fiber optic communication systems including their key technologies, and also discusses their technological trend towards the next generation
The exponential growth of global telecommunication networks has heightened the need for robust security frameworks to protect data transmission against evolving cyber threats.Traditional encryption techniques, such as RSA and AES, while effective, are increasingly vulnerable to advances in computational power and the impending threat posed by quantum computing.Quantum cryptography, specifically Quantum Key Distribution (QKD), presents a revolutionary approach to securing telecommunication systems by leveraging the fundamental principles of quantum mechanics.Unlike classical encryption methods, QKD guarantees data security through the use of quantum states that are inherently resistant to interception and eavesdropping due to the no-cloning theorem and Heisenberg's uncertainty principle.From a broader perspective, this paper explores the integration of quantum cryptographic protocols into existing telecommunication infrastructures, emphasizing their potential to safeguard data transmission in fiber-optic and satellite communication networks.It examines the architecture and operational mechanisms of QKD systems, detailing protocols such as BB84 and E91, and evaluates their effectiveness in countering both classical and quantum-enabled cyber-attacks.Additionally, the study delves into the challenges of large-scale deployment, including key distribution range limitations, hardware requirements, and the need for quantum repeaters to support long-distance secure communication.Narrowing the focus, case studies on the implementation of quantum cryptography in 5G networks and global telecommunication hubs are analysed, highlighting their role in enhancing network resilience and ensuring end-to-end encryption.The paper concludes with strategic recommendations for policy development, international standardization, and future research directions to facilitate the widespread adoption of quantum cryptography in the telecommunications sector.
An optical fiber is an important communication channel as it proposes a high bandwidth and less attenuation, and can be easy challenging assistances such as huge-quality data transmission and others in computer networks. The basic optical transmission system consists of three basic elements which are fiber media (transmission channel), light sources as the input (covert electric signal into optic signal) and light detector as the output (convert optic signal into electric signal). FBG is the key component in optical communication system as, dispersion compensators, filters and flatteners gain. There is need to introduce mechanism that should be capable to provide data security in less time. More over there is need to introduce energy efficient mechanism that should be capable to reduce the size of packet during data transmission. There are several problems that are faced due to attenuation in fiber optics. There is need of repeater in order to regenerate the signals. Process working principle of proposed technique that is being used enhancement of security in steganography has been discussed with process flow and result. It states how brute force and timing attack are not applicable on proposed technique.
While the need to provide security has long been a critical driver for the design and architecture of govemment networks, it is also becoming increasingly important to provide secure networking for commercial services over today’s infrastructure. Supporting electronic financial transactions, virtual private networks (VPNs), and virtual local area networks (VLAM) over a shared network are some of the key drivers for security on today’s large service provider and carrier networks. These services today typically depend ou cryptographic algorithms which rely on mathematical or computational complexity for providing security. The conditional security guarantees of these “classical” cryptographic methods are predicated on specific assumptions related to future advances in toth mathematical techniques and computation. However, the difficulty in predicting future breakthroughs in mathematical methods and computation may limit the applicability of today’s cryptographic techniques to future security needs.
The development of communication technology is currently progressing at an extremely rapid pace. One of the most widely applied technologies for data transmission is fiber optic communication, which uses light as the transmission medium. This technology enables data to be transmitted at very high speeds. However, in the process of data transmission, a security mechanism is required to protect information from unauthorized access. Attacks on fiber optic networks can lead to significant alterations in the data received compared to the data sent by the transmitter. This poses a serious risk, particularly when the transmitted data is confidential. Two methods that can be employed to secure fiber optic networks are Optical Steganography and Optical Encryption. The working principle of Optical Steganography involves hiding signals in public channels, while Optical Encryption functions by encrypting the transmitted signals. Both methods can be implemented using OptiSystem software. According to the results of this study, Optical Encryption demonstrates a higher level of reliability compared to Optical Steganography. Optical Encryption achieved a Q-Factor value of 14.65 and a BER of 6.55×10−49. In terms of Q-Factor, Optical Encryption is shown to be 16.3% more effective than Optical Steganography and 90.4% more efficient compared to designs without a security system.