9 Best APIs for Security in Nigeria

Pulsedive is a community-driven threat intelligence API that provides enriched information about indicators of compromise including IP addresses, domain names, and URLs. The platform aggregates threat data from dozens of open-source intelligence feeds, performs active and passive scanning, and enriches each indicator with risk scores, associated threats, properties, and historical scan data to give security teams comprehensive context about potential threats. The core value of Pulsedive lies in its aggregation and enrichment capabilities. Rather than querying multiple individual threat intelligence sources and manually correlating the results, Pulsedive queries all connected feeds simultaneously and returns a consolidated risk assessment. Each indicator receives a risk score ranging from none to critical based on factors including its appearance in known malicious activity, the types of threats it has been associated with, and scan results revealing potentially malicious server configurations. The API supports lookups for three primary indicator types. IP address lookups reveal information about the hosting organization, ASN, geolocation, open ports and services discovered during active scanning, SSL certificate details, DNS records, associated domains, and any threats the IP has been linked to across threat intelligence feeds. Domain lookups provide registration information, DNS history, SSL certificate chain, associated IP addresses over time, and threat associations. URL lookups perform active scanning to analyze the page content, check for malicious redirects, identify hosting details, and cross-reference against known malicious URL databases. For Nigerian cybersecurity professionals and organizations, Pulsedive provides a particularly accessible entry point into threat intelligence because of its generous free tier. The free plan allows individual researchers and small security teams at Nigerian startups and SMEs to perform meaningful threat analysis without budget constraints. At 30 requests per day on the free tier, security analysts at Nigerian organizations can perform enrichment on the most critical indicators encountered during incident response and daily monitoring activities. Nigerian fintech companies and banks regularly encounter suspicious IPs attempting to probe their APIs and payment systems. Pulsedive enrichment transforms a raw suspicious IP address into a complete threat profile showing whether that IP has been previously associated with banking trojans, fraud operations, or botnets. This context enables faster, more confident decisions about whether an incident requires immediate escalation or can be handled as routine noise. Threat feed integration is central to Pulsedive effectiveness. The platform continuously ingests from open-source feeds including AlienVault OTX, Emerging Threats, Abuse.ch, ThreatFox, MalwareBazaar, URLhaus, Feodo Tracker, and many others. When any of these feeds marks an indicator as malicious, that information propagates into Pulsedive and becomes available through the API. For Nigerian security teams that cannot afford premium threat intelligence subscriptions, Pulsedive aggregates the best available open-source intelligence into a single API call. The API also exposes Pulsedive threat profiles, which are named threat campaigns and malware families. Security teams can query for all indicators associated with a specific threat such as a ransomware group, banking trojan, or APT actor, enabling targeted threat hunting and proactive blocking of infrastructure linked to known threat actors. Bulk indicator scanning is supported for security operations that need to enrich large lists of indicators from network logs or SIEM data. Analysts can submit lists of IPs, domains, and URLs for batch processing, with results returned in structured JSON format that can be imported into SIEM platforms or spreadsheets for analysis. For developers building security products targeting the Nigerian market, Pulsedive API integration adds immediate threat intelligence value to security dashboards, SOAR platforms, and incident response tools. The clear risk scoring and structured data format makes it straightforward to display threat context in user interfaces and trigger automated responses when high-risk indicators are detected. The combination of free access, comprehensive enrichment, and easy integration makes Pulsedive an excellent starting point for Nigerian organizations beginning to build threat intelligence capabilities.

Ciprand is a random data generation API hosted on RapidAPI that provides cryptographically secure random strings, passwords, UUIDs, and numeric values on demand. It eliminates the need for developers to implement custom random generation logic while ensuring the generated values meet security requirements for authentication tokens, invite codes, and test data. Security-sensitive applications require high-quality randomness that is unpredictable and non-repeating. Standard pseudo-random number generators in many programming environments are not cryptographically secure — they use deterministic algorithms that, given knowledge of the seed or sequence, could be predicted. For generating security tokens, one-time passwords, reset links, and API keys, cryptographically secure random generation is essential. The API accepts parameters specifying the desired output: string length, character set composition (alphanumeric, alphabetic only, numeric only, custom character set), number of results to return in a single call, and output format. This flexibility covers a wide range of use cases from simple random ID generation to complex password policies with specific character requirements. UUID generation produces universally unique identifiers in standard formats, suitable for use as database primary keys, correlation IDs in distributed systems, transaction identifiers, and any context requiring guaranteed uniqueness across systems and time. For Nigerian backend developers building authentication systems, random token generation is a recurring need. Password reset flows require generating unpredictable tokens with expiry. Email verification requires unique confirmation codes. Two-factor authentication generates one-time codes. API key provisioning requires unique, unpredictable key values. Ciprand handles all these scenarios with a single API call. Nigerian development teams that practice test-driven development benefit from random test data generation. Tests that use hardcoded values can mask edge case failures that only appear with certain input patterns. Using randomly generated test data at each test run exercises more of the input space and catches more bugs. Ciprand's API can generate random usernames, passwords, tokens, and IDs for test scenarios automatically. Nigerian SaaS platforms with referral programs, invitation-only access controls, or voucher systems need to generate large batches of unique, random codes. Ciprand's batch generation capability returns multiple random values in a single API call, making it efficient for bulk code generation operations. The API is hosted on RapidAPI, which provides a unified authentication layer via the X-RapidAPI-Key header. The RapidAPI marketplace also provides usage monitoring, rate limit management, and billing in a single dashboard — reducing the operational overhead of managing a separate vendor relationship. Nigerian developers already using RapidAPI for other services can add Ciprand without creating a new account. Integration is straightforward via standard HTTP GET requests. The response returns the generated random values as JSON, ready to use directly in the application workflow. Ciprand's alphanumeric generation with excluded-character support allows developers to specify characters that should be omitted from generated strings — useful for generating codes where visually ambiguous characters (0/O, 1/l/I) could cause human transcription errors. Nigerian platforms issuing readable codes that users must type manually (loyalty points vouchers, offline activation codes, support ticket IDs) benefit from excluding ambiguous characters for improved usability. The API's batch generation mode returns multiple unique random values in a single request, efficiently generating thousands of codes in one API call for bulk operations like voucher campaigns, loyalty point distributions, and access code provisioning.

GitGuardian is a developer security platform specializing in automated detection of secrets — API keys, tokens, passwords, private keys, and other sensitive credentials — that are accidentally committed to Git repositories. Every day, developers worldwide inadvertently push sensitive credentials to GitHub, GitLab, Bitbucket, and other Git hosts. Once a secret appears in a public repository, it can be discovered and exploited within seconds by automated scanners. GitGuardian addresses this risk by scanning commits in real time and alerting developers before secrets are exploited, while also enabling retrospective scanning of existing repository history to find previously leaked secrets. Nigerian development teams face this risk acutely. Nigerian fintech companies use numerous third-party payment APIs (Paystack, Flutterwave, Interswitch), banking APIs, SMS providers, and cloud services — all of which issue API keys and secrets that, if leaked, could result in fraudulent transactions, data breaches, or significant financial losses. The fast-moving pace of Nigerian startup development — where shipping speed is prioritized and security reviews may be skipped — increases the risk that a developer accidentally commits a .env file or hardcodes a secret in source code. GitGuardian integrates directly with GitHub, GitLab, and Bitbucket at the organization level. After installation, it monitors every push to every repository in the organization. When a new commit contains what appears to be a secret — matched against GitGuardian's library of over 350 secret detector patterns — an alert is immediately sent to the committing developer and the security team via email, Slack, Jira, or other configured channels. The alert includes the file, line number, commit hash, and remediation steps including instructions for revoking the leaked credential. The 350+ detector patterns cover an enormous range of secrets: AWS access keys, Google Cloud service account keys, Stripe API keys, GitHub personal access tokens, Twilio auth tokens, Sendgrid API keys, Paystack secret keys, SSH private keys, RSA private keys, database connection strings, and hundreds more. Custom patterns can be defined for organization-specific secret formats — useful for Nigerian companies with proprietary API formats. Historical scanning retroactively analyzes the entire commit history of a repository to find secrets committed in the past, even if they were later deleted from the code (deleted files still exist in Git history). Nigerian engineering teams doing security audits or preparing for ISO 27001 certification can use GitGuardian to generate a comprehensive report of all historical secret exposures in their codebase. GitGuardian is free for public and open-source repositories — Nigerian open-source projects and contributors can protect their public GitHub repositories at no cost. For private repositories and team dashboards, the Business plan at $29 per developer per month provides full coverage. The GitGuardian API (dashboard.gitguardian.com/api) allows security teams to programmatically retrieve incidents, manage alerts, and integrate with existing security workflows and SIEM systems. GitGuardian's historical scan capability can scan the full commit history of existing repositories, not just new commits — identifying secrets that were committed in the past and may still be valid or may have been forgotten. Nigerian engineering teams auditing their code security posture for the first time can run historical scans to discover legacy credential exposures that predate their adoption of GitGuardian. The remediation guidance included with each detected secret alert provides specific steps for revoking the exposed credential, rotating it, and updating the codebase to use a secure secrets management approach. This actionable guidance reduces the time from detection to remediation for Nigerian security teams who may not have deep secrets management expertise.

IBM Cloud Object Storage is an enterprise-grade, highly scalable S3-compatible cloud object storage service built into IBM Cloud, designed for organizations that require durable, secure, and compliance-ready storage for structured and unstructured data at any scale. As part of the IBM Cloud ecosystem, IBM COS integrates deeply with IBM's AI, analytics, and hybrid cloud platforms, making it the preferred storage layer for workloads that span IBM Watson, IBM Cloud Pak for Data, IBM Aspera, and hybrid environments mixing on-premise IBM systems with cloud infrastructure. IBM Cloud Object Storage is built on IBM's distributed storage technology, providing eleven nines of durability through geographic redundancy across multiple physical sites. Data stored in IBM COS is spread across sites within a chosen region or even across regions, ensuring that hardware failures, facility outages, and disasters cannot result in data loss. For Nigerian enterprises storing mission-critical data — financial records, customer transaction histories, regulatory filings — this durability guarantee is a foundational requirement. The service supports multiple storage classes tailored to access frequency and cost trade-offs: Standard for frequently accessed data, Vault for less frequent access, Cold Vault for rarely accessed archival data, and Smart Tier that automatically moves objects between tiers based on access patterns. This tiered approach allows Nigerian organizations to optimize storage costs by keeping active working data in Standard class while automatically transitioning older records to cheaper archival classes without manual intervention. IBM COS implements the S3 API, meaning existing applications built for AWS S3 can connect to IBM COS by changing the endpoint URL and authentication credentials. IBM COS also provides its own SDK for additional capabilities and integrations specific to the IBM Cloud platform. Both the AWS SDKs and the IBM-native SDK are available for JavaScript, Python, Java, Go, and other languages. Object Lock (WORM — Write Once Read Many) storage is a critical feature for regulated industries. Nigerian financial institutions required to maintain immutable audit records under CBN regulations, legal firms managing evidence and case records, and healthcare organizations preserving patient records in tamper-proof form can configure IBM COS Object Lock to prevent modification or deletion of stored objects during a defined retention period. This makes IBM COS viable for regulatory compliance scenarios that require demonstrable data integrity. IBM Key Protect integration enables customer-managed encryption key control over data at rest. Nigerian organizations that need to control their own encryption keys — a requirement for some financial regulators and enterprise security policies — can provision IBM COS with Key Protect to retain key custody while using IBM-managed storage infrastructure. All data is encrypted in transit over HTTPS and at rest through AES-256 encryption. IBM Aspera is a high-speed file transfer technology that can accelerate uploads and downloads from IBM COS to rates far exceeding standard TCP-based transfers, particularly over long-distance or high-latency network connections. For Nigerian organizations needing to move large data sets — genomic databases, satellite imagery archives, video production files — to or from IBM COS, Aspera enables transfer rates that are impractical with standard protocols, making it viable to move terabytes of data reliably despite network conditions. Integration with IBM Watson Studio and IBM AutoAI makes IBM COS the natural storage layer for machine learning workflows on IBM Cloud. Nigerian AI teams building predictive models, NLP applications, and classification systems on IBM Cloud can store training data, model checkpoints, and inference outputs in IBM COS, with direct connectivity to Watson Studio notebooks, AutoAI experiments, and deployed Watson Machine Learning models. This eliminates the need for data movement between storage and compute during model training iterations.

URLhaus is a free threat intelligence API by Abuse.ch that provides access to a community-curated database of malicious URLs used for distributing malware, phishing, and exploit kits. The URLhaus API allows developers and security researchers to query URLs, payloads, and tags — checking whether a URL is flagged as malicious before allowing users to visit or download from it. Security-focused Nigerian developers building browser extensions, email security tools, link shorteners, and web application firewalls use URLhaus to add real-time URL threat intelligence. The API is completely free with no authentication required for basic queries. Supports bulk URL submission for contributing to the community database.

PhishTank is a free community-based anti-phishing service that maintains one of the world largest and most actively verified databases of phishing URLs. Operated by Cisco Talos, PhishTank allows developers to query whether a URL is a known phishing site and provides bulk data downloads for building comprehensive anti-phishing capabilities into applications, security tools, and email filtering systems. The core service relies on a community-driven verification model where security researchers, volunteers, and automated systems submit suspected phishing URLs. Each submitted URL is then voted on by the community to determine if it is genuinely phishing. This crowdsourced approach provides broad coverage and rapid identification of new phishing campaigns as they emerge, often detecting new phishing sites within minutes of them going live. The PhishTank API provides two primary query modes. The first is an individual URL check where developers submit a URL and receive back a JSON or XML response indicating whether the URL is in the PhishTank database, whether it has been verified as phishing, and additional metadata about when it was reported and verified. This is ideal for real-time URL scanning in web applications, browser extensions, and email clients. The second mode is bulk data access through regularly updated data feeds. PhishTank publishes downloadable databases in JSON, CSV, XML, and serialized PHP formats that contain all verified phishing URLs. These bulk feeds can be integrated into enterprise security solutions, email gateways, and network security appliances for offline verification without incurring per-query API costs. The bulk data is updated multiple times per hour to keep pace with new phishing activity. For Nigerian organizations and developers, PhishTank is particularly relevant given the high volume of phishing attacks targeting Nigerian internet users and businesses. Nigeria ranks among the top countries experiencing phishing attacks, with scammers frequently impersonating Nigerian banks, government agencies, payment processors, and telecommunications providers. Integrating PhishTank into applications used by Nigerian users provides an important layer of protection against these threats. Nigerian banks and fintech companies can integrate PhishTank into their online banking portals to warn customers attempting to visit known phishing sites that impersonate the bank. SMS and messaging platforms operating in Nigeria can scan outbound links before delivery to prevent phishing URLs from reaching recipients. Email service providers can use PhishTank data to filter messages containing known phishing links before they reach inboxes. The API provides detailed information about each phishing entry including the target organization being impersonated, submission timestamp, verification timestamp, verification status, and the number of votes received. This metadata is valuable for understanding phishing trends — security teams can analyze which organizations are most frequently impersonated and identify patterns in phishing campaigns. PhishTank maintains an open submission portal where anyone can report suspected phishing URLs. For Nigerian cybersecurity teams, this means they can contribute to the global database by reporting phishing sites targeting Nigerian users, which helps protect not just Nigerian internet users but the global internet community. The reciprocal nature of the community means that contributing submissions also improves the quality of data received. Integration into web applications is simple and well-documented. The API accepts POST requests with the URL to be checked encoded appropriately. Response times are typically fast, making real-time URL checking feasible for user-facing applications. The API supports both verified application keys for higher rate limits and anonymous access for development and testing purposes. From a technical perspective, PhishTank provides both synchronous API queries and the ability to maintain a local copy of the entire phishing database through bulk downloads. Organizations handling high query volumes benefit from maintaining the local database and refreshing it periodically, which eliminates network latency and removes dependency on PhishTank service availability. The combination of real-time API access and bulk data availability makes PhishTank flexible enough to fit a wide range of security architecture requirements. For Nigerian cybersecurity professionals building threat intelligence platforms, integrating PhishTank data alongside other threat feeds creates a comprehensive URL reputation system capable of protecting Nigerian internet users from the persistent threat of phishing attacks that continue to cause significant financial losses across the country.

Fingerprint Pro (formerly FingerprintJS Pro) is a browser and device fingerprinting API that generates a unique, persistent visitor identifier (visitorId) for each browser or device that loads a webpage or app. Unlike cookies that can be deleted, browser fingerprints are derived from device characteristics — browser version, OS, fonts, screen resolution, hardware identifiers, network parameters, and dozens of other signals — producing a stable ID that remains consistent even when a user browses in incognito mode, uses a VPN, clears cookies, or switches browser profiles. For Nigerian fintech and e-commerce applications, Fingerprint Pro provides the device intelligence layer for fraud prevention, bot detection, and account security. Nigeria's digital economy faces significant fraud challenges: credit card fraud, account takeover attacks, identity theft, and promotional abuse are common threats that cost Nigerian businesses millions of naira annually. Traditional security measures like IP blocking and cookie-based tracking are easily circumvented by sophisticated fraudsters who use VPNs, proxy networks, and private browsing. Fingerprint Pro provides a more durable identification layer that is significantly harder to evade, enabling Nigerian applications to identify suspicious patterns even when fraudsters try to appear as new visitors. The fingerprinting process works in two parts. A small JavaScript snippet loaded in the browser (or a mobile SDK loaded in the app) collects device signals and communicates with Fingerprint's servers to generate the visitorId. This process is transparent to the user and adds minimal page load time (typically under 100ms). On the server side, the application validates the visitorId using the secret API key and retrieves associated data: visit history, geolocation, IP intelligence (VPN/proxy/Tor detection), browser tamper signals, and bot detection results. Bot detection is a critical capability for Nigerian applications under automated attack. Fingerprint Pro analyzes traffic patterns and browser behavior to identify automated browsers (headless Chrome, Selenium-driven browsers, and other automation tools) with high accuracy. Nigerian fintech applications that receive automated login attempts or account creation bots can use this signal to block non-human traffic before it reaches authentication logic. VPN and proxy detection identifies visitors using VPN services or proxy networks to hide their real IP address. While VPN usage is not inherently fraudulent, it is a risk signal worth incorporating into fraud scoring — a Nigerian banking app that has never seen a user's device and detects VPN usage on a login attempt has reason to require additional verification. IP reputation data identifies IP addresses associated with data centers, known proxies, and Tor exit nodes. The server-side Events API provides the full request history for any visitorId: when did this device first visit? How many times? What IP addresses? What geolocation data? This historical context powers sophisticated fraud rules: a device with 50 failed login attempts in the past hour is likely a brute-force attack; a device that has successfully logged into 20 different accounts is likely an account takeover tool. The free tier provides 20,000 API calls per month, sufficient for Nigerian development and small-scale production use. The Plus plan at $99/month provides 100,000 calls monthly. All plans include bot detection, VPN detection, and historical visit data. Fingerprint Pro's Smart Signals extend beyond device fingerprinting to provide additional risk signals: VPN detection, TOR exit node detection, bot detection, browser tampering detection, and IP geolocation. These layered signals give Nigerian fraud detection systems multiple independent evidence points for evaluating session risk without relying on any single indicator.