Technology
What Are the Uses for a Vulnerability Scanner?

Cyberattacks have become so common that you can expect to see news about a breach every week. Just recently, Twitter experienced a breach that affected high-profile US Twitter accounts. This attack highlights the need for proactive security measures, such as vulnerability scans.
Today’s hyper-connected world calls for extreme vigilance and knowledge of the ever-present threat of cyberattacks. These cyberattacks typically exploit vulnerabilities to breach your networks. What better way to prevent these attacks than to conduct regular vulnerability scans?
What Is a Vulnerability Scanner?
Your network is constantly exposed to threats, and loopholes that could result in catastrophic incidents for your business were threat actors to identify them. Vulnerability scanners simply help identify these threats early enough before threat actors can find them. You can rely on them to scan your system or network for vulnerabilities while comparing the results to pre-established vulnerability databases. Some common vulnerability scanners include ImmuniWeb, Tripwire IP360, Paessler PRTG, and Acunetix.
How to Effectively Use Vulnerability Scanners
For you to effectively use vulnerability scanners, you need to scan your system and network often. The databases that contain recently discovered vulnerabilities tend to be updated often. Ideally, having a team in charge of these scans is ideal.
Once you are done with a scan, the team will assess the ad hoc reports. If they identify an issue with your system, they will suggest a remedy for mitigating the risks involved. Most databases tend to suggest solutions for the vulnerabilities they expose.
Types of Vulnerability Scans
Cyberattackers target flaws or vulnerabilities in networks, systems, and web applications with the sole purpose of exploiting them. For example, when dealing with application vulnerability management, the developers will seek to identify vulnerabilities, such as SQL injection, cross-site scripting, security misconfiguration, failure to restrict URL access, and LDAP injection.
To identify such vulnerabilities, organizations employ different vulnerability scans based on their testing objectives. The most common vulnerability scans include:
- External Vulnerability Scans
External scans aim to identify threats that can arise from outside our network, especially on the externally facing services. They are targeted at external IP addresses and ports.
For instance, they can help you assess new services and servers launched since the last time you conducted a scan and any threats associated with them. Some common threats you can find include having servers configured with deprecated services and unsecured transfer protocols. Ideally, you should perform these scans once each month to avoid over/underdoing them. A good example of these scanners is ImmuniWeb.
- Internal Vulnerability Scans
Cybersecurity threats can originate from anywhere, even from within your network. Don’t focus all of your resources on external threats and forget that disgruntled employees can target your network. You could also have missed a threat that seeped through your defences. This kind of threat could open up your network to attacks.
You need to perform an internal vulnerability scan to identify these threats. It also seeks to identify vulnerabilities such as encryption weaknesses, missing patches, and configuration weaknesses.
Keep in mind that internal scans are more complicated compared to external scans as they seek to assess your internal assets. These assets include everything in your network, such as vulnerable software. An internal scan will focus on your network’s internal components, searching for possible vulnerabilities and any other points of exploitation. A good example of such scanners is the Paessler PRTG.
- Environmental Vulnerability Scans
These scans are specific to certain IT environments, including mobile device-based environments, cloud-based environments, IoT devices, etc. Most of these environments are semi-isolated from the entire organization’s network, but they could wreak havoc to the rest of the network if a breach were to occur. Tripwire IP360 is a good example of such scanners.
For instance, IoT systems tend to be less secure than normal devices since most are designed with security as an afterthought. In turn, most manufacturers work overtime to identify security loopholes before sending out updates to patch these issues. A vulnerability scan will identify unpatched weaknesses in your IoT environment, which can be insightful in protecting your organization.
How Effective Is Vulnerability Scanning?
Vulnerability scanning is effective in identifying vulnerabilities in a network. In fact, 60 per cent of security breaches occur despite there being an existing patch for the ad hoc vulnerability. A scan generates a report of its findings, which you can use to patch the vulnerabilities. However, it’s more effective when combined with other cybersecurity measures, such as penetration testing and vulnerability assessment.
Vulnerability Scan vs. Penetration Test vs. Vulnerability Assessment
These three terms are often used interchangeably, but they don’t have similar meanings. For example, you might ask for a penetration test, but what you really need is a vulnerability assessment. To avoid this confusion, learn to differentiate the three.
What Is a Vulnerability Scan?
A vulnerability scan is run by automated software that tries to identify vulnerabilities in your network or system. It’s a simple process, as explained earlier. It merely identifies the vulnerabilities based on a database of vulnerabilities.
While these scans are important, you shouldn’t rely solely on them. This is because if you run a vulnerability scan and report indicates that your system has no vulnerabilities, it doesn’t necessarily mean that your system is fine. Vulnerability scans play an important role in improving an organization’s security, but they aren’t enough. You need a comprehensive cybersecurity strategy that includes vulnerability assessment and penetration testing.
What Is a Vulnerability Assessment?
A vulnerability scan will identify the weaknesses and flaws in your network, but it doesn’t explain the magnitude of these vulnerabilities. You’ll know your network has vulnerabilities, but you have no idea the extent of the damage that these vulnerabilities can inflict on your business.
To understand the damage that these vulnerabilities can cause, you need to conduct a vulnerability assessment, as it takes into account all the assets in your IT infrastructure.
The first stage of the vulnerability assessment is to match all the assets in your environment with their vulnerabilities. This will include your networks, hardware, software, web applications, etc.
Once you’ve matched assets with their vulnerabilities, you will start evaluating the effects the vulnerabilities can have on your business. This will typically require you to assess the impact a weakness can have and the probability of it occurring.
A vulnerability assessment is considered essential as it gives you an idea of what your system can handle, the threats it’s facing, and the magnitude of the threats.
What Is Penetration Testing?
The primary aim of vulnerability assessments and vulnerability scans is to identify vulnerabilities; in contrast, penetration testing seeks to exploit these vulnerabilities. Penetration tests are typically conducted by third parties several times a year as opposed to vulnerability scans, which are conducted more frequently.
Penetration testing begins by identifying weaknesses such as insecure business processes, vulnerable databases, etc. In the next phase, the penetration tester tries to exploit these vulnerabilities.
All three are important and should be part of your cybersecurity strategy. However, you should prioritize vulnerability assessments to keep up with ever-lurking cyberattackers. In contrast, penetration tests can be performed once or twice a year.
Wrapping It Up
Cyberattackers will always try to breach your security, and their primary target will be vulnerabilities that they can exploit. As long as you’re in a connected world, there is always a risk that your network will be hacked. Hackers will breach even the best defences as long as there is a weak link.
However, you can prevent these attacks by constantly scanning your IT infrastructure for vulnerabilities. Don’t stop there. Conduct a vulnerability assessment to help you identify these vulnerabilities, and rank them according to the degree of damage they can cause. Include penetration testing bi-annually or annually to test how your IT infrastructure would fare against an external attack.
Cyberattackers are constantly poking around your network looking for weaknesses, and if you don’t implement measures to strengthen your cybersecurity, they will eventually find these flaws and exploit them. You don’t need complex security measures; a simple vulnerability scan will act as a good starting point.
Technology
Google Pumps $37m into Africa to Boost AI Research, Digital Skills, Others

By Aduragbemi Omiyale
About $37 million is being invested in Africa by Google to ensure the continent is not left behind in technology, with $7 million earmarked for Artificial Intelligence (AI) education in Ghana, Nigeria, Kenya, and South Africa to support academic institutions and nonprofits building localized AI curricula, online safety training, and cybersecurity programs.
In addition, two new $1 million grants from Google.org aim to bolster AI research capacity across the continent.
One grant goes to the African Institute for Data Science and Artificial Intelligence (AfriDSAI) at the University of Pretoria to support applied AI research and training. The other supports the Wits Machine Intelligence and Neural Discovery (MIND) Institute in South Africa, which will fund MSc and PhD students to conduct foundational AI research and help shape Africa’s role in the global AI landscape.
Also, the tech giant is providing $25 million for an AI Collaborative for Food Security, which will bring together researchers, and nonprofit organizations to co-develop AI tools for early hunger forecasting, crop resilience, and tailored guidance for smallholder farmers.
The goal is to help make food systems across Africa more adaptive, equitable, and resilient in the face of increasing climate and economic shocks.
Further, the company is providing $3 million for Masakhane Research Foundation to support the development of high-quality datasets, machine translation models, and speech tools that make digital content more accessible to millions of Africans in their native languages.
To further empower innovation, Google is launching a catalytic funding initiative to support AI-driven startups tackling real-world challenges. This platform will combine philanthropic capital, venture investment, and Google’s technical expertise to help more than 100 early-stage ventures scale AI-based solutions in agriculture, healthcare, education, and other vital sectors. Startups will also receive mentorship, access to tools, and technical guidance to support responsible development.
Google has also launched an AI Community Centre in Accra for AI learning, experimentation, and collaboration in Africa. The facility will host training sessions, community events, and workshops focused on responsible AI development.
Its programming will span four pillars: AI literacy, community technology, social impact, and arts and culture — providing a platform for a diverse ecosystem of developers, students, and creators to engage with AI in ways that are grounded in African priorities.
To help meet the rising demand for AI and digital skills, Google is rolling out 100,000 Google Career Certificate scholarships for students in higher learning institutions across Ghana.
These fully funded, self-paced programs will focus on AI Essentials, Prompting Essentials, and other high-growth fields like IT Support, Data Analytics, and Cybersecurity — enabling more learners to access job-ready training and build careers in AI and the digital economy.
“Africa is home to some of the most important and inspiring work in AI today. We are committed to supporting the next wave of innovation through long-term investment, local partnerships, and platforms that help researchers and entrepreneurs build solutions that matter,” the Senior Vice President for Research, Labs, and Technology and Society at Google, Mr James Manyika, said.
Also, the Vice President of Engineering and Research at Google, Mr Yossi Matias, stated, “This new wave of support reflects our belief in the talent, creativity, and ingenuity across the continent. By building with local communities and institutions, we’re supporting solutions that are rooted in Africa’s realities and built for global impact.”
Technology
How This AI Alert by Airtel is Transforming Mobile Security in Africa

These days, people rely heavily on their mobile phones for talking, texting, banking, social media, and storing important personal information. Because of this, scammers and spammers often target phone users.
Mobile fraud, like fake SMS messages and scams, is becoming more common and putting millions at risk of losing money or having their private details stolen.
Airtel’s new AI-powered Spam Alert Service offers a smart and timely way to fight back, marking a major step forward in protecting mobile users in Africa.
A brief look at mobile fraud and spam
Mobile fraud and spam are problems around the world, but they hit harder in places where mobile phone use is growing fast, and safety measures haven’t caught up.
A 2024 report from GSMA Mobile Economy shows that more than 20% of mobile users globally have experienced some kind of mobile fraud, with spam texts being one of the most common.
In Nigeria, the Nigerian Communications Commission (NCC) has noted a sharp rise in scam messages and fake calls, leading to yearly losses in the hundreds of millions of dollars.
These spam texts often include fake links, harmful ads, or tricks to steal personal details. Many people get caught without knowing, which can lead to stolen bank money, identity theft, or damaged devices.
Older spam blockers only work on certain phones or apps, leaving many people, especially those using basic phones, without protection.
Why Airtel’s AI Spam Alert Service stands out
Airtel, a top telecom company in Africa, has launched a new and free service called the AI Spam Alert Service. It’s the first of its kind in Africa and aims to protect mobile users from spam text messages as they come in.
What makes this service different is that it doesn’t read or check the actual message content. Instead, it uses advanced artificial intelligence to quickly study the sender’s behaviour using over 250 signs or patterns, all within a fraction of a second.
Some of those parameters, according to Airtel, includes:
- How frequently the sender changes SIM cards.
- The volume and frequency of messages sent by the message initiator to different recipients.
- The geographical spread of the recipient numbers, whether messages are targeted locally or dispersed nationwide.
- Whether the sender receives replies or only sends messages.
- A cross-reference of numbers previously reported for spam activity.
The AI completes this analysis in just 2 milliseconds, faster than the blink of an eye, allowing real-time alerts to subscribers as suspected spam messages arrive.
How Airtel’s Spam Alert Service improves mobile safety and trust
Airtel’s new AI-powered spam alert system is set to make a big difference in mobile security across Nigeria and the rest of Africa. Instead of depending on users to block spam themselves, the service works directly through the network to stop suspicious messages before they reach people’s phones.
This kind of technology helps users feel safer and more confident using mobile networks—especially as more people rely on their phones for banking and other money-related services.
A 2025 report by McKinsey Digital shows that many Africans worry about mobile security when using digital financial tools. By reducing the risk of spam and fraud, Airtel is not only protecting its users but also helping to build a safer digital space where more people can take part in the growing mobile economy.
According to Airtel, within two months of its launch, the spam alert service system has identified 9,667,008 messages as potential spam.
Why this is a game changer
By building a service that is first-of-its-kind in Africa, Airtel is leading the way in offering spam alerts, powered by AI directly on its network, for over 150 million subscribers across the continent.
In addition, the service is quick, spotting suspicious sender activity in just milliseconds without reading users’ messages.
Finally, the service is free and requires no app downloads or extra setup. Airtel says the turns on automatically, making it easy for everyone to stay protected, even those using basic phones.
By sending signals to users before problems happen, Airtel boosts trust and encourages more people to safely use mobile money and other digital services.
Scammers are always finding new ways to trick consumers through the ubiquitous mobile phones, so increased demand for security improvements is, understandably, shifting to telecom companies. Airtel’s AI Spam Alert Service is a strong and timely move toward better, smarter protection for users. As more people start using the service, it should help cut down fraud, keep personal information safe, and make mobile use more enjoyable.
As African economies continue to grow more digital, users of telecom services will need more secure and reliable ways to communicate, and Airtel is leading the way towards that safe future.
Technology
MTN $150m Data Centre Will Unlock Productivity, Drive Diversification—FG

By Aduragbemi Omiyale
The $150 million data centre established in Lagos by MTN Nigeria has been described by the federal government as a gamechanger because of it aligns with its digital economy agenda.
The Minister of Communications, Innovation and Digital Economy, Mr Bosun Tijani, speaking during the unveiling recently in Ikeja, Lagos, said the facility supports the $1 trillion economy the current administration aims to build.
“An investment like this, the one we are here to launch, offers a platform for our young people to thrive. Enterprise-grade infrastructure like this, on our soil, gives startups, developers, and digital creators the ability to build and scale from Nigeria to the world.
“With this facility, MTN is reinforcing its position as Nigeria’s digital backbone. The data centre, named after the late Sifiso Dabengwa, a former CEO of MTN Nigeria and later Group Chief Operating Officer before his passing in September last year is being hailed as Nigeria’s largest prefabricated modular data centre
“It will deliver 4.5 MW in phase 1, with an additional 4.5 MW to be delivered in phase 2, which is expected to be completed soon,” he stated.
Mr Tijani noted that the MTN Data Centre would contribute to growing Nigeria’s economy by “unlocking productivity, hiring enterprise, and driving diversification through technological innovation and inclusion.”
The chief executive of the Nigerian Communications Commission (NCC), Mr Aminu Maida, represented by the Deputy Director for New Media and Information Security Department, Mr Babagaba Digima, praised MTN’s leadership in digital innovation.
“The commission remains committed to creating an environment that supports innovation while ensuring the highest standards of cybersecurity, data protection, and robust internet infrastructure. We will continue to work closely with operators to ensure that the deployment of critical infrastructure meets the high standards our digital economy deserves,” he stated.
Also, the Governor of Lagos State, Mr Babajide Sanwo-Olu, represented by the Secretary to the State Government (SSG), Mrs Bimbola Salu-Hundeyin, said the facility “not only signifies MTN’s unwavering commitment to investing in Nigeria’s digital infrastructure but also reinforces the strategic importance of Lagos as a technology and innovation hub for the nation.”
“As we all know, data is the new oil, and cloud technology is the engine that drives it. With its Tier III facilities, MTN is raising the bar for secure, scalable, and efficient enterprise services, critical enablers for businesses, public services, and national as well as multinational corporations alike,” Mr Sanwo-Olu stated.
Also speaking, the chief executive of MTN Nigeria, Mr Karl Toriola, said, “We are committed to building locally managed, globally competitive digital platforms that will enable businesses to scale faster and engage more people in wide-ranging research and development.
“At MTN, we believe everyone, particularly Nigerians and Africans, deserves the benefits of a modern, connected life. We continue to push boundaries to make the humanly impossible, conceivable, feasible, and ultimately possible.”
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