There is a legal way to get paid for hacking websites. Large companies, banks, governments, and tech giants pay researchers from around the world to find vulnerabilities in their systems before actual criminals do. That profession is called bug bounty hunting, and the payouts range from a few dozen dollars to, in rare cases, around a million dollars per finding.

We do this work actively at TCAI Solutions. It is a serious part of what we do, and at the same time it is the most important alternative we can offer to people who are curious about hacking but do not want to be tempted into doing something illegal on sites they were never invited to test. In this post we explain what bug bounty hunting actually pays, how we approach it, and we share a concrete case from our own work, including the part where we received no bounty but still came out ahead.

What you can realistically earn with bug bounty hunting

Let us start with the numbers, because without figures this stays abstract.

Major bug bounty programs on platforms like HackerOne, Intigriti, and YesWeHack pay according to fixed reward grids. The amounts depend on the severity of the vulnerability (Critical, High, Medium, Low) and on how much value the company places on the affected system.

The ranges we encounter in practice look roughly like this.

At mid-tier programs (retail, e-commerce, SaaS products, mobile apps) rewards run from $50 to $250 for a first Low finding, $200 to $1,000 for a Medium, $1,500 to $5,000 for a High, and $5,000 to $15,000 for a Critical. This is the category where most active researchers build their income.

At top-tier programs (large tech companies, financial institutions, government services with high-value assets) the amounts go considerably higher. Critical findings there can reach $50,000 or more, in exceptional cases as high as $230,000 for a single submission. The exact figures are public in each program's documentation.

At the absolute top end of the field, bounties reach hundreds of thousands to around a million dollars for highly critical findings on infrastructure protecting serious value. Those are the exceptions that go viral on LinkedIn, and they are real, but they are not the day-to-day work of the average researcher.

For someone just starting out, a realistic expectation for the first year is: a few hundred to a few thousand dollars in bounties, plus a portfolio that opens doors to larger things. After two to three years of consistent effort, a motivated researcher can comfortably run a meaningful side income alongside a day job. The top of the field hunts full-time and earns more from it than most tech jobs pay.

The reason companies pay these kinds of amounts is straightforward: it is cheaper than the damage from a real attack. A data breach costs millions on average in fines, remediation, and reputational damage. Buying a Critical finding upfront for a fraction of that is simply a sound business decision.

It is also legal. Bug bounty programs include a safe harbor clause, a legal agreement in which the company says: if you follow our rules and respect our scope, we promise not to sue you or report you to law enforcement. You are actively invited to test their systems. No prior permission needed, no separate contracts to sign. The invitation is on their program page.

That is the fundamental difference from illegal hacking. With illegal hacking, the site owner never asked you to show up. With bug bounty, they did, with full written assurance that you are protected as long as you stay within the rules. For anyone who has ever thought about learning hacking but not wanting a criminal record: this is the answer.

How we approach it at TCAI Solutions

With every new target, we follow the same process. We start by reading the entire bug bounty program in full. Not just the scope list, but also the exclusions, the reporting rules, the required request headers, the reward tables, and the exceptions that say what they already know about and do not want submitted again.

Then we do recon. Which subdomains exist? Which technologies are they running? Which endpoints are publicly visible in the JavaScript of the main site? Which parts require authentication and which do not? This typically takes a few hours and produces a list of potentially interesting spots.

Only then do we start testing. And testing does not mean trying things at random. It means asking, for each feature: what could go wrong here? What assumptions does this code make? What happens if an attacker breaks those assumptions?

When we find something, we document it carefully, build a Proof of Concept, and submit the report through the program's platform. Then we wait for triage from the company's security team. That usually takes between 24 hours and two weeks.

What happens next is where things get interesting.

A case from our recent work

Here is a concrete example from our practice. To respect the company's privacy and stay within the program's rules, we share no name and no sector. It was a large international organization with millions of customers.

One of the features on their website let customers link specific unique codes to their account. We noticed that the endpoint handling the code had no ownership verification at all. Anyone who knew the code could claim the item. And there was no visible rate limiting on the number of attempts per IP address or per second.

In theory, this meant someone could systematically enumerate codes and claim items belonging to other customers. We gathered the observation, documented the steps, and submitted the report.

The response came faster than expected. Within 24 hours we received a detailed reply in which the security team explained they had already worked through this scenario during the design phase. Their threat model deliberately avoided requiring additional verification, because doing so would mean storing more personal data. Less data felt like the greater good over maximum verification, and that is a privacy tradeoff we ultimately respected.

But, and this matters: despite the by-design classification, they decided to add an IP-based rate limit to the endpoint anyway. Our report had led to a defensive improvement in their code. No bounty, but real impact.

Why this was still a win, even without a payout

In the bug bounty world, this kind of report receives the status Informative. That means no financial reward. A beginning hunter might feel disappointed and think: we spent hours on a report and got nothing back. But that is the wrong frame.

There are three reasons this report was still a win for us.

First, our methodology proved itself. We had spotted a vulnerability that genuinely existed, documented it properly, and the company took it seriously enough to respond within a day and push a code change within a week. If our approach had been worthless, the report would have been rejected as not applicable or simply ignored. The way it was handled tells us our write-up, our proof of concept, and our reasoning were good enough. That is actionable feedback about our own quality.

Second, we genuinely contributed to security. The rate limit now on that endpoint exists because of our report. Millions of that company's customers are a little safer than they were before. We received no bounty, but we made a small corner of the internet better. Few jobs can give you that.

Third, our report is in their system. The triager now knows how we work. Future reports from us in that program will be approached with more trust. Building reputation is a long-term investment in the field, and every report contributes to it, even when it pays nothing in the short term.

None of this means we do not also want to earn bounties. We do, and we do on other reports. But the point is: even in the less satisfying scenario where a specific finding goes unpaid, the work is worth doing.

What this means for people who want to start

If you are curious about hacking and considering bug bounty hunting, the most important question is where you stand: do you want to learn this field in a way that is legal, can be paid, and adds value to the internet rather than undermining it?

The answer to all three is yes with bug bounty. It is legal because companies actively invite you. It is paid because those same companies pay out structured rewards. And it adds value because every finding you report is used to make real software safer for real users.

What you will not get as a beginner is a guaranteed income stream from day one. Bug bounty is not a part-time cashier job. You invest months to years building your skills before you earn bounties consistently. But the upside is that the knowledge you build is valuable in any security role in the tech industry, even if you never become a full-time hunter.

The biggest advantage we see ourselves: bug bounty rewards persistence. Anyone who keeps learning and submitting for a year ends up in a position that a lot of people on LinkedIn only dream about.

What you can do now

Two directions, depending on where you are.

Want to learn this field properly from the beginning? At the TCAI Solutions academy we teach participants how bug bounty hunting actually works. Not just the technical side, but also reading program policies, writing effective reports, handling responses and rejections, and building a career-long reputation. Learning and doing in a program where you work on real targets under guidance. Sign up for the academy

Or do you want to hack alongside others and join sessions? On our bug bounty page we are building a community of Dutch security researchers. Exploring targets together, sharing experiences, joint hacking sessions and events. For anyone who already has some foundation and prefers working with others over going solo. Visit the bug bounty community

Bug bounty hunting is the legal, paid, constructive way to apply hacking skills. There is real money to be made, even for beginners willing to invest in their own growth. And even when a specific report pays nothing, every finding makes a small piece of the internet safer. That is the work.