• The law firm Pomerantz LLP, which specializes in securities class actions, said it is “investigating claims on behalf of investors of PayPal Holdings Inc.” The firm says it is looking into whether PayPal executives or directors violated the Securities Exchange Act with respect to the timing of a disclosure of …

• Risk-management and compliance-service provider Coalfire has acquired Veris Group, a specialist in testing and engineering services for cybersecurity. Terms of the deal were not announced. • POS Portal, a point-of-sale equipment distributor, said it now is certified by the PCI Security Standards Council as a point-to-point encryption version 2 key injection facility. Risk-management …

• North American Cannabis Systems Inc. said it will work with Alternet Systems Inc. to launch a payment system for the cannabis market. Legal cannabis sales are expected to hit almost $7 billion this year. Details of how the system would work were not disclosed. • Elan Financial Services has agreed to provide credit …

• The United Kingdom’s Competition and Markets Authority issued a provisional finding that the August acquisition of Germany’s Wincor Nixdorf AG by U.S.-based ATM manufacturer Diebold Inc. “risks a substantial lessening of competition … in the market for the supply of customer-operated ATMs in the U.K.” The new company name is Diebold Nixdorf. The CMA …

• Payment provider CardConnect released a beta version of Bolt P2PE, its cloud-based API terminal service that enables software companies to integrate their applications with PCI-validated point-to-point encryption and EMV devices for card-present transactions. • Wizard World Inc., producer of such pop culture events as Comic Con, is working with Front Gate Tickets for …

• Mobile in-store payments will total $91.7 billion by 2020, up from $18.7 billion this year, according to a report from Javelin Strategy & Research. Browser-based and in-app mobile payments, however, will dwarf that number, reaching $318.8 billion, nearly doubling 2016’s $161.3 billion. • Movie-ticketing platform Atom Tickets will integrate JPMorgan Chase & …

• Yahoo! Inc. disclosed Wednesday a breach of more than 1 billion user accounts in August 2013 that is separate from one involving 500 million accounts the Web giant announced in September. Yahoo said the new breach involved names, email addresses, birth dates, secure passwords, and security questions and answers, but did not …

• Chip card standards body EMVCo reported that 42.4% of global general-purpose credit and debit card-present transactions from July 2015 to June 2016 involved an EMV chip card being read by an EMV-enabled point-of-sale terminal, up from 33% in the previous 12-month period. In the U.S., where the card networks’ POS EMV liability shifts took …

• Cyber criminals can guess Visa card numbers and other information required for fraudulent online purchases in a matter of seconds, according to researchers. By distributing multiple guesses across many sites, the method avoids triggering automated guess limits at any single site, according to a paper in IEEE Security & Privacy, a …

• In a study of more than 900,000 merchants, processor First Data Corp. says retail spending from Thanksgiving through CyberMonday (Nov. 28) grew 5.8% from year-earlier levels; brick-and-mortar retailers saw spending grow 4.1% while e-commerce spending jumped 14.3%. • European software firm Comtrade Digital Services has built an automated banking platform for the Viber messaging app, …