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How does your country measure up on the Corruption Perceptions Index 2025?
182 countries. 182 scores.
We have one vision, a world free of corruption
Our global movement works in over 100 countries to end the injustice of corruption by promoting transparency, accountability and integrity.
What is corruption?
We define corruption as the abuse of entrusted power for private gain.
Research
To end corruption we must first understand it. That’s why we look at what causes corruption and what works against it.
Advocacy
To end corruption, we advocate for power to be held accountable. Everywhere.
Spotlight
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Blog
Corruption in Madagascar's health sector: when care comes with a hidden price tag
Many Madagascans have to pay bribes for health care and inflated charges for medicines, with women being disproportionately represented among complainants.
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Press
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Blog
Crypto is just one channel: how Russia launders corrupt wealth past sanctions
Decades of corruption built part of Russia's wealth. Cryptocurrency now shields that wealth from sanctions and enables money laundering.
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News
Anti-corruption gaps are leaving democracy in Europe exposed
Too many European countries are failing to effectively implement and enforce their anti-corruption laws, while several are rapidly backsliding.
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News
COP Talks: Formal Delegations, Informal Access
Our analysis of EU delegations found 63 fossil fuel-linked representatives accredited through nine EU Member States at COP30, raising concerns over transparency and influence in…
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News
Financial intelligence units: Powerful tools against corruption if governments let them work
Financial intelligence units can help expose corrupt money flows – but only if governments give them the powers, access and independence to do the job.
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Blog
Whistleblower protection in 2026: the gap between law and reality
Despite laws protecting whistleblowers in around 150 countries, many people who expose corruption still face retaliation. We explore why.
