An independent practitioner's essays on 3-D Secure and EU payments regulation (PSD2 and the draft PSR), analysing liability, refunds and authorisation through close reading of legislation, scheme rules and compromise texts. Readers get precise, article-level guidance on what changed between drafts and what card and fraud teams must actually do.

A blog from Castle, a bot and fraud prevention company, publishing research on bots, proxies and hiring signals. Readers get data-driven investigations into how proxy networks and bot traffic work, plus reflective pieces on hiring as an information problem.

A technical blog from a veteran developer and software CEO covering voice AI, telecoms fraud and SIP infrastructure. Readers get first-hand product reflections and practical configuration walkthroughs, such as Kamailio setups.

A Missouri title and escrow company publishes practical explainers on real estate closing issues such as property tax prorations, mortgage payoffs, and seller impersonation fraud. Readers get concrete worked examples and checklists for buyers, sellers, and agents navigating Missouri closings.