Username Privacy
- Unlike other messaging apps, Signal cannot easily see or produce the usernames of given accounts.
- Usernames in Signal are protected using a custom Ristretto 25519 hashing algorithm and zero-knowledge proofs.
The Student’s Book serves as the core component of this flexible, 80-to-120-hour program, designed to bridge the gap between B1+ and B2 proficiency levels. Core Structure & Content
Focuses on practical English for daily life, often supported by video content. Face2Face - Upper-intermediate - Е tudentskГЎ kniЕѕka
Special sections target specific difficulties in spoken English, such as rhythm and sentence stress, to improve comprehension of natural speech. The Student’s Book serves as the core component
Encourages students to deduce meanings and rules for themselves before checking the "Language Summary". such as rhythm and sentence stress
The course is built on a , ensuring students can use English effectively in social and professional situations.