 |
| English | Russian |
| confidential contact | доверенное лицо (The State Security Service never listed him as an agent, just as a confidential contact. But he was providing information, and was paid.  theguardian.com Alex_Odeychuk) |
| maintenance of contact | поддержание связи (with ... – c ... | through ... – через ... defense.gov Alex_Odeychuk) |
| re-establish contact | восстановить связь (with ... – с ... defense.gov Alex_Odeychuk) |
| unscheduled radio contact | внеочередной сеанс связи (VLZ_58) |