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Dark red octopus crawls over map of the world grabbing money, voting boxes and the scales of justice, as activists and protestors fight back, cutting a tentacle with scissors, shouting through a megaphone and organising resistance with a phone that is filming it.

CPI 2025: Findings and insights

News • 10 February 2026

As corruption worsens globally, a decline in bold, accountable leadership is undermining reform.

CoSP11: A critical moment for shaping the future of integrity worldwide

News • 08 December 2025

International Anti-Corruption Day highlights rising insecurity and injustice and builds momentum for CoSP11.

Climate Summit or Industry Trade Fair?

News • 15 October 2025

Transparency International analysed how companies attending COPs engage with climate policy at national and regional levels.

Dirty money still has an address: Unveiling the Opacity in Real Estate Ownership Index

News • 26 March 2025

Transparency International and the Anti-Corruption Data Collective have ranked 24 jurisdictions on their ability to protect property markets from illicit funds.

Publications

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Corruption Perceptions Index 2025

Publication • 10 February 2026

The Corruption Perceptions Index scores 182 countries and territories by their perceived levels of public sector corruption, according to experts and business people.

Missing in action: Where is civic space in UNCAC reviews?

Publication • 09 December 2025

With civic space being narrowed in many countries, the UNCAC implementation review process must do more to promote an enabling environment for civil society participation in…

Fuelling Delay: How fossil fuel interests shape global climate negotiations

Publication • 30 October 2025

Fuelling Delay draws on 39 interviews with climate negotiators, UNFCCC observers, and researchers, complemented by field observations from COP29 in Baku and the 2025 Bonn mid-year…

The role of business in fighting impunity and corruption to protect environmental defenders

Publication • 20 October 2025

The paper offers a roadmap for action, urging businesses, policymakers, and investors to embed integrity beyond compliance and strengthen protections for defenders and…