IRSF fraud: Protecting your authentication process

Apr 8, 2022


Businesses are facing a new and growing threat: International Revenue Share Fraud (IRSF). This type of fraud is a major concern for companies of all sizes, as it can result in significant financial losses. But what exactly is IRSF fraud and how can you protect your business from it? In this blog post, we will discuss the basics of IRSF fraud and explore how Ding can help businesses safeguard against this pervasive form of fraud.

What is SMS toll fraud?

SMS toll fraud, also referred to as SMS pumping attacks, is a prevalent form of telecommunication fraud that intertwines with International Revenue Share Fraud. At its core, it involves sending large volumes of SMS messages to premium-rate numbers that are often owned or controlled by the fraudsters themselves.

Much like in IRSF, the fraudsters benefit from the high costs associated with premium-rate services. The higher the volume of messages sent, the greater the revenue generated for the fraudsters. It's worth noting that these premium-rate numbers are spread around the world, whether it’s in Europe, APAC or in Africa every region is affected by those schemes.

The technique generally employed by these fraudsters often involves infiltrating a phone number verification process. Once access is gained and automation of request are crafted, they can initiate these high-volume SMS sending sprees.

The toll from these attacks isn't just monetary. They also burden network resources, affecting the quality of service for legitimate users and damaging the business's reputation. However, the good news is that there are measures businesses can take to protect themselves from this menacing form of fraud, much like IRSF. From employing robust cybersecurity measures to diligent monitoring of messaging traffic patterns, businesses can equip themselves better to combat SMS toll fraud.

What industries are the most at risk?

While no industry is immune to the threats posed by IRSF, certain sectors find themselves in the crosshairs more often than others.

From social media platform to fintech industries that heavily relies on phone number verification all might be targeted by fraudsters using IRSF tactics.

The vast amounts of users and markets covered by these businesses make them appealing prey for IRSF scammers. They often aim at exploiting weak links in the security systems of such businesses or capitalizing on their unfamiliarity with this form of fraud.

It's not just the big players at risk either. Small and medium-sized businesses (SMBs), especially those engaging in a plurality of countries. If these businesses are not adequately aware of the risks of IRSF or don't have a robust security system in place, they might find themselves embroiled in an IRSF scam.

The threat is real and widespread, but by understanding their vulnerability, industries can take proactive measures to secure their operations. Being cognizant of the risks and setting up an effective line of defense can significantly reduce the probability of falling victim to such malicious schemes.

How can companies detect IRSF fraud?

Unraveling the intricate web of IRSF fraud can be a daunting task due to its clandestine nature. However, there are often indicators that can point towards the presence of such fraudulent activity within your company's operations.

One key sign to keep an eye on is an unusual surge in SMS volumes. Should you observe a sudden influx of OTP, it's time to investigate further. Monitoring OTP data diligently, analyzing traffic patterns, and keeping an eagle eye on any changes or anomalies can help in early detection of IRSF.

Setting up alerts for suspicious SMS OTP patterns can also be an effective tool in the detection process. Remember, the earlier you can detect IRSF, the quicker you can act to mitigate its effects.

However, the key is to stay vigilant, monitor your system regularly, and never underestimate the resourcefulness of fraudsters. In the fight against IRSF, your vigilance is the first line of defense.

How can companies defend against IRSF fraud?

To effectively combat IRSF (International Revenue Share Fraud), a multifaceted approach is essential, combining strategic planning with strong security measures. This begins with fortifying your company's systems.

Using techniques such as pattern analysis, rate limiting, and OTP conversion monitoring can help thwart these attacks, but these methods aren't foolproof. There's always a risk of inadvertently blocking legitimate users during such attacks.

Captcha puzzle could also be used as another layer of protection but it adds friction to the user onboarding process and solving those challenge can be part of the fraudster business model, company are being the target of fraud despite these kinds of protection.

Building a robust defense against IRSF fraud isn't an instantaneous process. It requires a blend of proactive strategies and ongoing vigilance. In this relentless battle against fraud, your readiness and resilience are your strongest assets.

How does Ding help prevent IRSF?

In the fast-evolving landscape of IRSF, businesses face a stark reality: it’s not a matter of if, but when, they will be targeted. This is where Ding's advanced anti-spam fraud system becomes crucial.

Ding offers a sophisticated, multi-layered defense, featuring a robust multi-signal fraud detection system. This system acts as a vigilant guardian, operating 24/7 to scrutinize every transaction and pattern for even the slightest indication of fraud. Upon detecting any suspicious activity, it swiftly intervenes, effectively neutralizing the threat before it can cause financial harm.

What sets Ding apart is its ability to differentiate between legitimate users and fraudsters during an attack, ensuring that genuine customers remain unaffected. This feature is critical in maintaining uninterrupted service and safeguarding business operations.

Beyond mere detection, Ding delves into the analysis of incidents, providing vital insights for bolstering your business's protective measures. It's more than just a barrier against current IRSF threats; it's a proactive tool for future-proofing your defenses. With Ding, your business doesn't just withstand the challenges of IRSF; it excels, equipped with knowledge and a powerful ally in the ongoing battle against telecom fraud.