2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/104914This is a survey of the known properties of Iwasawa algebras, which are completed group rings of compact p-adic analytic groups with coefficients the ring Zp of p-adic integers or the field Fp of p elements. A number of open questions are also stated.27 pages, submitted to the John Coates volume of Documenta MathematicaRings and Algebras16L30; 16P40; 20C07; 11R23text