Gambling Affiliates in Transition: Transparency Becomes the New Currency

Casino.net's Katya Vasileva demands openness in casino rankings. The European gambling market is worth €123.4 billion, with almost 40 percent online.
The world of online casino recommendations is facing a paradigm shift. An era where top lists were opaque is coming to an end. Katya Vasileva, Head of Product at casino.net, sees a growing need for transparent methodologies. She is convinced that merely generating traffic is no longer the most valuable contribution an affiliate can make. Instead, the ability to explain one's working method counts.
Vasileva is instrumental in shaping the casino.net platform, working closely with research, content, and legal teams. She observes how the affiliate channel is approaching a standard it has long avoided: the disclosure of its methods. Player trust declines when rankings are not traceable.
Numbers and facts
The online gambling sector in Europe accounts for almost 40 percent of the total gambling market of €123.4 billion. A large part of the demand still passes through comparison or review sites before reaching an operator. In the United Kingdom, regulators like the Gambling Commission already hold licensees responsible for the content published by affiliates on their behalf. An unexplained 'Top 10' list is therefore not just an editorial decision but can become a compliance risk for the operator.
Vasileva points out that for two decades, the affiliate model rested on a quiet asymmetry: the operators knew how their lists were built, but the readers did not. A casino could be at the top because it was good or because it paid well. From the outside, both looked identical. This asymmetry is now disappearing. Players read wagering terms before they pay attention to bonus headlines. A generation raised on aggregator reviews assumes a ranking is sponsored until proven otherwise. “We rate this casino 9.2” invites the obvious follow-up questions of how and by what standards it was measured.
Background
Katya Vasileva emphasizes that transparency is a crucial step. She is Head of Product at casino.net, where she built her career from translator to editor and content writer, eventually becoming Head of Content. Her role in a male-dominated industry is notable, as only 21 percent of senior tech leadership roles in the UK are held by women. Vasileva aims to set new standards and develop products that build trust.
Casino.net relies on a transparent rating model. Each casino listing receives a published score breakdown instead of a single, anonymous number. This makes the weighting behind a result comprehensible to anyone. The framework prioritizes safety over, for example, bonuses or user experience. “None of this is new in itself,” Vasileva says. “What is new is being willing to show the method openly, instead of keeping it to yourself.” This transparency also includes external signals such as Trustpilot reviews and app store ratings. Rankings are recalculated as casino data changes, and a panel of specialists – assigned by discipline such as slots, live games, payments, or legal – provides named recommendations.
Katya Vasileva sees this as a clear advantage for operators. An affiliate who makes their methodology transparent is a lower-risk partner. If the methodology is documented and the reviewers are named, the licensee who bears responsibility for the page has something concrete to point to in case of a regulatory inquiry. Opaque lists offer no backing.
“People are suspicious about casino comparison sites, and I understand why. Many assume rankings are simply paid for or that these sites exist to push people into gambling. That is not how I see our role.” - Katya Vasileva, Head of Product at casino.net
This new transparency also aids player protection. A site willing to publish a 'casinos to avoid' section, flagging the absence of a UK license, missing self-exclusion coverage through schemes like GamStop, or predatory bonus terms, is doing important work for organizations such as GamCare. For an 18-and-over product where the regulator expects marketing to leave the vulnerable alone, an affiliate who steers players away from bad actors delivers real compliance value.
Why it matters for German players
For German players seeking a regulated online gambling experience, these developments are positive. The German State Treaty on Gambling 2021 (GlüStV 2021) introduced strict rules for online casinos in Germany. These include licensing by the Joint Gambling Authority of the Federal States (GGL), a stake limit of 1 Euro per spin on slots, and a monthly deposit limit of 1,000 Euros. The cross-state gambling supervision system (LUGAS) also monitors compliance with these requirements.
Transparent affiliate sites can help players find GGL-licensed providers that adhere to these rules. When an affiliate clearly breaks down why a casino receives a good rating – based on factors such as licensing, player protection measures, and fair bonus conditions – players can make more informed decisions. The absence of a German license should be highlighted as a massive negative point in such a transparent review, ideally even leading to its inclusion in a 'casinos to avoid' section. This creates more security and protects against dubious offers that often lure with exaggerated bonuses and opaque terms.
What it means for GGL-licensed casinos
For casinos holding a German GGL license, the increasing transparency of affiliates presents an opportunity. These providers can benefit from a clear presentation of their compliance efforts. A reputable affiliate who incorporates the criteria of GlüStV 2021 into their evaluations will rate GGL-licensed casinos more positively than unregulated ones. This strengthens player trust and directs traffic specifically to legal and safe offers. Casinos registered in the LUGAS system and meeting all requirements could be highlighted through transparent rankings, giving them a competitive advantage over black market providers that remain active. Thus, it is in the interest of licensed operators to promote such transparent affiliate partnerships.
Sources & further reading
- Joint Gambling Authority of the German Federal States (GGL): gluecksspiel-behoerde.de
- Whitelist of permitted online operators: GGL-Whitelist
- BZgA problem-gambling helpline: 0800 1 372 700 (free, anonymous, 24/7)
- Editorial methodology: Editorial guidelines Lustich.de
Gambling can be addictive. Please play responsibly. Help and counselling at 0800 1 372 700 (BZgA, free & anonymous).





