E-Business
Spectrum – Oxygen of A Digital World

The internet in such a short time has become the most pervasive communication system in the world. Digital statistics show that whilst it took Radio 38 years and TV 13 years to individually reach 50 million users; it took the Internet only 4 years.
Even though the world is increasingly interconnected through mobile, high-speed communications, two thirds of the world’s population have yet to gain access to the Internet (UN Millennium Goals, 2012 Update Report).
Also not debatable is the economic and social impact of the internet.
A study by the World Bank revealed that a 10% increase in broadband penetration can boost the GDP growth of low- and middle-income developing countries by 1.38% — more than any other telecommunication service.
Over the last 20 years, the Internet and the Web have transformed our lives.
Looking forward, we are seeing even more exciting digital developments that will provide more benefits to more people in more places.
Some of the unprecedented opportunities that broadband connectivity presents include:
Citizen – get information/work done anywhere and anytime, also having newer ways for communicating, contributing, acting, and learning.
Businesses – News ways to serve clients and new competitive advantages, new ways to be more productive.
Innovators – New market segments, geographies, business opportunities, and competitiveness regardless of size.
Government – News ways to serve citizens and businesses, address core societal issues (Education, Healthcare, Environment etcetera), and provide Infrastructure for innovation/research leading to creation of more jobs (SMEs)
The internet has become so central to our existence in this age that the UN, defined access to the Internet as now among one of global citizens’ most basic rights.
The European Commission’s Digital Agenda goes one step further by similarly highlighting broadband access as a basic right.
Invariably connectivity (interchangeably here Spectrum) is essential in the same sense as oxygen: invisible and unnoticed, until you don’t have it (and by then you are dead).
It is therefore sad that today most of the world’s population is unconnected.
The International Telecommunications Union (ITU) estimates that for over 3.9 billion people, around 61% of the world’s population, the price of fixed broadband is unaffordable.
By continent this ranges from 8% of the population of Europe, to 90% of the population of Africa.
Likewise, basic mobile broadband is unaffordable for over 2.6 billion of the world’s population.
On the flip side the need for persistent connectivity is fueling innovation and consequentially proliferation of devices – it is expected that by 2020 there will be more than 100 billion connected intelligent devices globally.
And of course the vast majority of this connection is relying on wireless technologies and the currency of the wireless industry is Spectrum; literally the oxygen of the digital world.
Spectrum describes the range of frequencies, which wireless devices can use to transmit and receive information.
In order to manage access to spectrum, regulators allocate different bands of frequencies for different uses and establish technical rules to minimize the likelihood of harmful interference. Some bands of spectrum are licensed for the exclusive use of certain entities and specified purposes.
These include uses as varied as military and public safety purposes as well as commercial applications such as radio, television and broadband Internet.
Other bands are set aside for shared use on an unlicensed or license-exempt basis. Common uses of unlicensed or license-exempt spectrum today are Wi-Fi networks and Bluetooth devices.
It is relevant to note that historically, spectrum was managed by assigning exclusive rights to use a specific frequency in a specific location.
Initially, these authorizations were granted to governmental and commercial users at no cost. Since last two decades however, long term commercial licenses have generally been assigned through competitive auctions.
Winning bidders typically receive spectrum access in the form of exclusive assignments of frequencies to chosen services (i.e., licenses), ensuring that no other services infringe on that assignment (i.e., no interference).
Obviously limited by technology signal interference were considered a major problem of spectrum which ultimately drove the way spectrum management were therefore conceptualize, create blocks of delineated bands that guarantees exclusive use and protection of licensees’ signals.
The problem however is that this traditional licensing model of spectrum bands has limited the amount of usable spectrum for wireless data communications, particularly as the demand for data, voice, and video traffic continues to explode on Internet enabled mobile devices.
To obtain more spectrum for these applications, regulators around the world are considering proposals to assign more spectrum for exclusive use licensing.
However, nearly all the RF spectrum is allocated for specific applications, making reallocation of exclusive use licenses extremely challenging and time consuming.
In reality, large portions of the allocated spectrum are not actively used in space and time.
To alleviate this disparity in spectrum use, researchers and policy makers have proposed the concept of Dynamic Spectrum Access (DSA), allowing devices to use unoccupied portions of spectrum without interfering with the licensee’s transmissions
Dynamic Spectrum Access (DSA) is an umbrella term used to describe a set of technologies and techniques enabling radio communications devices to opportunistically transmit on available radio spectrum.
These technologies and techniques ensure that consumers and their devices have wireless bandwidth when and where they need it.
We at Microsoft belief that the first globally-harmonized opportunity to use DSA technologies and techniques will be in the TV bands.
Technologies exist today that can use TV band white spaces spectrum for a range of wireless applications, from broadband, to wireless offload, to machine-to-machine.
The term TV White Space spectrum refers to frequencies in the VHF and UHF television broadcast bands that are either unassigned or unused by existing broadcast or other licensees.
Television broadcasts occupy designated channels in the VHF and UHF bands, with the assignment of channels to broadcasts varying by location.
Not all the designated channels are in use for broadcast in any given market, giving rise to “White Spaces” in which a channel that is not used for broadcast may be available for other purposes.
Unlocking the TV band and other unused white spaces spectrum will mean significantly increasing the total amount of bandwidth available for consumers and their devices – and thereby alleviating pressure on other spectrum bands.
Based on the results of trials Microsoft has conducted in the U.S, Europe and Asia, we believe that TVWS technology will be able to deliver similar functionality and high speeds compared to other wireless broadband technologies.
TVWS has couple of distinct advantages highlighted below:
TVWS networks work in much the same way as conventional Wi-Fi, but the signals travel over longer distances than the typical Wi-Fi signal.
Conventional Wi-Fi is relatively weak when it comes to working in typical physical settings – bumping up against concrete obstructions and many types of walls. TVWS can overcome these limits.
Just as your TV signal passes through walls (and many of them), the wireless signal for your Internet connection will as well.
Ability to achieve greater efficiencies
Covering a longer and wider range with approximately the – same power and computing requirements results in systems – that will deliver more bandwidth and more consumer benefits at lower network costs and lower power consumption.
Given these inherent distinct advantages, some specific scenario that TVWS easily lends itself to as a best in class solution include:
Leveraging long range characteristics enables scenarios like Cellular offloading; Rural broadband/backhaul; Wide-coverage hotspots; Sensor network; Wireless surveillance system; etc.
Whilst its obstacle penetration/avoidance characteristics enables Indoor video distribution; M2M –factory floor automation; Device to device network; etc.
For over 5 years, Microsoft has been working with industry and government partners around the world to demonstrate the viability and potential of Dynamic Spectrum and TV White Spaces.
The viability of the technology has been proven in over a dozen trials and commercial deployments around the world – ranging from remote villages of Africa to the dense urban centers of Asia.
As part of efforts to drive thought leadership in this space, Microsoft recently partnered with couple of other stakeholders to form the Dynamic Spectrum Alliance; a global, cross-industry alliance focused on increasing dynamic access to unused radio frequencies.
DSA is advocating for laws and regulations that will lead to more efficient and effective spectrum utilization.
Its membership spans multinationals, small- and medium-sized enterprises, and academic, research, and other organizations from around the world, all working to create innovative solutions that will increase the amount of available spectrum to the benefit of consumers and businesses alike.
Specific goals of DSA includes:
Closing the Digital Divide –supporting technical, regulatory, and business model innovations that can reduce the cost of deploying last-mile wireless networks and help to make wireless broadband access more affordable for people around the world.
Enabling the Internet of Things – supporting spectrum policies that can enable the burgeoning Internet of Things – with potentially billions of interconnected wireless devices operating on our behalf – increasing efficiency and improving quality of life.
Alleviating the “Spectrum Crunch” – The Dynamic Spectrum Alliance supports changing regulatory policies that create artificial spectrum scarcity and replace them with policies that will increase available bandwidth, reduce costs, and increase consumer choice.
In Nigeria we are at the fore-front of advocacy for the use of TVWS to help actualize the goals of the countries recently released well-articulated Broadband Policy Implementation Plan.
Amongst other broad goals, the broadband plans has a target to deliver 80% mobile broadband penetration by 2018 and an open access shared infrastructure environment to support future growth.
Microsoft is keen to with local partners participate in a TV band white spaces regulatory trials to explore large scale pilot that addresses scenarios of Education, eHealth, Rural Digital Inclusion, etc.
In conclusion, TVWS will enable new business models making access more affordable and can improve education, healthcare, e-government, small business empowerment & social inclusion; for this to materialize policymakers should think differently about spectrum allocation and regulation.
We support ongoing efforts to gain a better understanding of the viability and potential impact of TVWS in Nigeria by the Ministry of Communication Technology and the Federal Spectrum Management Council through ongoing discussions around regulatory trials and demonstration in the country.
We further recommend that TVWS ultimately be made available for license-exempt (unlicensed) access on a harmonized basis, facilitated by the use of geo-location databases and other interference protection mechanisms to support the Nations objectives of enabling ubiquitous affordable broadband connectivity and services across Nigeria country to better position the country to compete in the information age.
Olayinka Oni is seasoned IT professional with experience spanning consulting and the banking industry, he is currently the Chief Technology Officer of Microsoft Nigeria and he writes from Lagos.
E-Business
Financial Sector Faced AI, Blockchain and Organised Crime Threats in 2025 – Report

The 2025 Kaspersky Security Bulletin provides a review of the major cybersecurity trends of the year and offers a look towards the future of cybersecurity, including within the financial sector.

According to the report, in 2025, the financial sector navigated a rapidly evolving cyber landscape, with malware spreading through messaging apps, AI-assisted attacks, supply chain compromises, and NFC-based fraud.
Based on Kaspersky Security Network statistics for the year (from November 2024 to October 2025), 8.15% of users in the finance sector globally faced online threats and 15.81% faced local (on-device) threats. 1,338,357 banking trojan attacks were detected by the company’s solutions. 12.8% of B2B finance sector companies faced ransomware this year – that marks a 35.7% increase in unique users in 2025 compared to the same period of 2024.
The company’s experts highlight the following cybersecurity trends and cases shaping the financial sector in 2025:
Large-scale supply chain attacks: the financial sector faced a series of unprecedented supply chain attacks, which are incidents that exploit vulnerabilities in third-party providers to reach their primary targets. The breaches demonstrated how vulnerabilities in third-party providers can cascade through national payment networks, affecting even central systems.
Organised crime converging with cybercrime: organised crime is increasingly combining physical and digital methods, creating more sophisticated and coordinated attacks. Financial institutions faced threats that blend social engineering, insider manipulation, and technical exploitation.
Old malware, new channels: cybercriminals increasingly exploit popular messaging apps to spread malware, shifting from email phishing to social channels. Banking trojans are being rewritten to use messaging platforms as a new distribution vector, enabling large-scale infections.
AI scales malware to new heights: this year, AI-enabled malware has increasingly incorporated automated propagation and evasion techniques, allowing attacks to spread faster and reach a larger number of targets. This automation also shortens the time between malware creation and deployment.
Mobile banking attacks and NFC fraud: Android malware using ATS (Automated Transfer System) techniques automate fraudulent transactions, altering transfer amounts and recipients in real time without the user noticing. NFC-based attacks have also emerged as a key trend, enabling both physical fraud in crowded places and remote fraud via social engineering and fake apps mimicking trusted banks.
Blockchain-Based C2 Infrastructure is on the rise: crimeware attackers increasingly embed malware commands in blockchain smart contracts, targeting Web3 to steal cryptocurrencies.
This method ensures persistence and makes the infrastructure extremely difficult to remove. Using blockchain for C2 operations allows attackers to maintain control even if conventional servers are shut down, highlighting a new level of resilience in cyberattacks.
Ransomware presence: these types of attacks remained a persistent threat for the financial sector with 12.8% of B2B finance organisations globally affected in November 2024 through October 2025. The figure for Africa is similar, with 12.9% of B2B finance organisations affected by ransomware from November 2024 through October 2025.
Disappearance of certain malware families: some malware families are likely to disappear, as their activity depends directly on the operations of specific criminal groups.
“In 2025, financial cyber threats evolved into a complex landscape, with attacks hitting businesses and end users alike. Criminal groups increasingly combined digital tools, insider access, AI and blockchain to scale operations, forcing organisations to secure not only their systems but also the human networks that support them,” said Fabio Assolini, Head of the Americas & Europe units at Kaspersky GReAT.
Kaspersky’s predictions for what finance cybersecurity might face in 2026, include:
Banking Trojans will be rewritten for WhatsApp distribution: criminal groups will increasingly rewrite and scale banking trojans distribution and abuse messaging apps like WhatsApp to target corporate and government organisations that still rely on desktop-based online banking. These environments are where Windows-based banking trojans thrive.
Growth of deepfake/AI services for social engineering: the trade in realistic deepfakes and AI-powered campaigns is expected to expand even more, fueling scams around job interviews and offers, driving underground demand for tools that fully bypass Know Your Customer (KYC) verification.
Appearance of regional info stealers: as Lumma, Redline and other stealers are still active, we expect to see the appearance of regional info stealers, targeting specific countries or regions, expanding the use of malware-as-a-service model.
More attacks on NFC payments: as a key technology used in payments, we’ll see more tools, more malware and attacks directed against NFC payments, in all types.
The advent of Agentic AI malware: agentic AI malware is characterised by its ability to dynamically alter behaviour mid-execution. Unlike conventional malware that relies on pre-defined instructions, agentic variants are designed to assess their environment, analyse their impact, and adapt their tactics on the fly.
This means that a single piece of malware could exhibit a range of behaviours, from initial infiltration to data exfiltration or system disruption, all in response to the specific defences and vulnerabilities it encounters.
Classic fraud will obtain new delivery: fraud will remain a major threat to end users, but its delivery methods will keep evolving. As new services and messaging platforms emerge, attackers will continue to adapt their tactics to the channels where their target audience is most active.
The persistence of ‘out of box’, pre-infected devices: the threat of counterfeit smart devices sold already infected with trojans (such as Triada) will continue to evolve.
These trojans often come with extensive capabilities, including the ability to steal banking credentials, and affect not only “gray” Android smartphones but also other smart devices such as TVs.
E-Business
Report Reveals Half of 2025’s Compromised Passwords were Already Leaked

Kaspersky’s latest research reveals that the majority of compromised passwords not only violate password-safety guidelines but also remain unchanged for extended periods, which drastically reduces their security.

To provide users with access to more sophisticated and modern ways to log in, Kaspersky’s Password Manager has been enhanced with Passkey technology, enabling users to securely access their accounts while enjoying seamless cross-device synchronisation.
Although passwords still remain one of the major authentication methods, they no longer top the security charts. Often crafted by users themselves, passwords are heavily influenced by human factors, which makes them potentially vulnerable. Kaspersky experts analysed major password leaks from 2023 to 2025 and identified several recurring patterns:
- Users frequently append predictable elements like numbers, dates, and personal identifiers to their passwords. For example, 10% of passwords in datasets analysed contain a number resembling a date (from 1990 to 2025), 0.5% of all leaked passwords end with the number 2024, which is every 200th password!
- The most commonly occurring password combination is ‘12345’, which drastically reduces cryptographic strength and shortens the time required for brute-force attacks to succeed. Among other popular password components are the word ‘love’ and users’ names, as well as countries’ names which are also often included in passwords.
- Moreover, the majority of leaked passwords remain unchanged for years. In 2025, 54% of leaked passwords had already been part of prior data breaches, underscoring widespread reuse of outdated passwords. According to data analysis the average lifetime of the password found in these leaks is 3.5-4 years.
What makes Passkeys more secure?
All these findings highlight the critical vulnerability of password-based authentication when protocols for creation, management, and storage are not rigorously followed. In response to the growing need for robust security, the industry is increasingly shifting its focus toward next-generation solutions like Passkeys, which offer stronger protection against evolving threats.
Passkey technology is based on cryptographic keys and biometrics and is not subjected to threats like phishing or data leaks. A passkey is created for a particular account on a particular platform and is stored directly on the user’s device or in a password manager.
New Passkey feature in Kaspersky Password Manager
When a user registers on a platform that supports Passkey, the device creates a private key and shares a public key with the service. The private key is stored directly on the device, which is good from a security point of view, but complicates authorisation from other devices.
Now Passkeys can be created and stored directly in Kaspersky Password Manager, which allows users to not only sign in to supported services with a single tap, but also access Passkeys on all their devices owing to secure synchronisation.
“From our own experience, we’ve seen how constantly juggling logins and passwords for work, study and even leisure can erode both time and security. Kaspersky Password Manager has long streamlined this process with tools like our secure password generator and auto-fill functionality – ensuring users never sacrifice safety for speed.
In addition to that, we are happy to offer to our customers a new Passkey feature – an enhanced level of accounts protection which makes authentication even simpler and, most importantly, more secure,” comments Marina Titova, Vice President for Consumer Business at Kaspersky.
Passkey functionality is now available on all platforms in the latest version of Kaspersky Password Manager. To create a passkey in Kaspersky Password Manager, first update the app to the latest version and grant it all necessary permissions. Then, open the website where you want to create the passkey and simply follow the in-app guidance to register and save it.
E-Business
UBA Wins Africa’s Bank of the Year for Third Time in Five Years

Africa’s Global Bank, United Bank for Africa (UBA) Plc, has once again, reaffirmed its leadership as one of the continent’s most innovative and resilient financial institutions, as the bank has, for the third time in five years, been named the African Bank of the year 2025 by the Banker.com.

UBA
UBA also won the Best Bank of the Year awards in nine of its 20 African subsidiaries, bringing its total awards this year to ten as UBA Benin, UBA Chad, UBA Republic of Congo (Congo-Brazzaville), UBA Liberia, UBA Mali, UBA Mozambique, UBA Senegal, UBA Sierra Leone, and UBA Zambia, all came out tops as the best banks in their respective countries, underscoring the bank’s strength across West, Central and Southern Africa and highlighting the depth of its Pan-African franchise.
The Banker.com, a leading global finance news publication published by the Financial Times of London, organises the annual Bank of the Year Awards, and this year’s edition was held at a grand ceremony at the Peninsula, London, on Wednesday.
The Chief Executive Officer, UBA UK, Deji Adeyelure, received the awards on behalf of the bank, representing the Group Managing Director/CEO, Oliver Alawuba, and was accompanied by the bank’s Head Business Development, Mark Ifashe, and Head, Financial Institutions, Shilpam Jha.
The Banker’s awards are widely regarded as the most respected and rigorous in the global banking industry, celebrating institutions that demonstrate outstanding performance, innovation and strategic execution.
In its remarks on UBA’s winnings, the banker.com said, “For the third time in five years, UBA Group has won the coveted Bank of the Year award for Africa. UBA Group time after time punches above its weight against its larger African rivals. The bank this year also takes home nine separate country awards (one more than it gained for its last continental win in 2024), equivalent to around a quarter of the awards for the continent, and more than any of its continent-wide rivals.”
Continuing, it said, “Perhaps even more impressive is the fact that the awards were won across a broad geographic spread, going to lenders based in the Economic Community of West African States (Benin, Liberia, Senegal, Sierra Leone, and former member Mali), the Central African Economic and Monetary Community (Chad, Republic of Congo) and the Southern African Development Community (Mozambique, Zambia). Its award wins were particularly notable in the highly competitive categories for Benin and Mozambique.”
The Banker also highlighted UBA’s strong financial performance and commitment to future growth. In 2024, the Group recorded a 46.8 per cent increase in assets and a 6.1 per cent rise in pre-tax profits in local currency terms, while continuing to invest significantly in talent and technology. West Africa remains UBA’s heartland, with operating revenue and profit increasing by 87 per cent and 89 per cent respectively in H1 2025.
The bank’s digital and innovation leadership was equally recognised. During the year under review, and launched its Advance Top-Up buy-now-pay-later feature on the *919# USSD platform, expanding financial access for customers, while the bank’s chatbot Leo continued its strong growth trajectory, with transaction volumes rising by 29 per cent year-on-year in H1 2025. Notably, in August, Leo became the first African banking chatbot to enable cross-border payments via the Pan-African Payment and Settlement System (PAPSS).
UBA’s Group Managing Director/Chief Executive Officer, Oliver Alawuba, while reacting to the achievement, said the recognition affirms the bank’s long-term strategy and customer-first philosophy.
“This honour reflects the strength of our Pan-African network, the trust of our customers, and the dedication of our people. Winning Africa’s Bank of the Year for the third time in five years is not by chance; it is a testament to disciplined execution, innovation, and a deep understanding of the markets we serve,” Alawuba said.
“Our nine country awards across diverse regions of Africa show that UBA is not just growing, but growing with impact. We remain committed to driving financial inclusion, supporting economic development, and deploying technology that makes banking simpler, faster, and more accessible to Africans everywhere,” he added.
United Bank for Africa is one of the largest employers in the financial sector on the African continent, with 25,000 employees group-wide and serving over 45 million customers globally. Operating in twenty African countries, the United Kingdom, the United States of America, France and the United Arab Emirates, UBA provides retail, commercial and institutional banking services, leading financial inclusion and implementing cutting-edge technology.
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