Peace be upon you. According to Grand Ayatollah Sayyid Sistani (may Allah protect him), if there is a fear of corruption, which is usually the case, it is not permissible. According to Grand Ayatollah Sayyid Khamenei (may Allah protect him), if there is a fear of temptation and suspicion or if corruption results, it is not permissible. May you be successful in all good.