Web Summit 2026 — Klark is waiting for you alongside Google Cloud, IBM, TikTok and Xiaomi at Web Summit 2026 Discover
Klark
Resources

The entrepreneur glossary

All the tax, legal, technical and business terms you need to know. Explained simply.

B

Bank aggregation
Technique that centralizes accounts from multiple banks in a single interface via secure APIs (PSD2).

C

Cashflow
Difference between money coming in and going out of a business over a given period.
CRM
Customer Relationship Management: software that centralizes customer, prospect and sales data.

E

E-invoicing
Electronic invoicing — mandatory progressively in France for all VAT-liable businesses.

I

IBAN
International Bank Account Number — unique identifier of a bank account worldwide.

K

KYC
Know Your Customer — mandatory identity verification procedure for financial services.

M

MCP
Model Context Protocol — open standard that lets AI assistants connect to data sources and perform actions.

P

P&L
Profit and Loss statement showing income and expenses over a period.
Pipeline
Visual tracking of sales opportunities through their different stages.
PSD2
European Payment Services Directive 2 — opens access to banking data through secure APIs.

S

SaaS
Software as a Service — software accessed online on a subscription basis.

V

VAT
Value Added Tax — indirect consumption tax collected by businesses on behalf of the state.

W

Webhook
Automatic HTTP call sent by one service to another when an event occurs.