Added security settings for sequences
Added security settings for sequences


Former-commit-id: af9ecb240a15730da2712b33b8ff03258139e9e3 [formerly af9ecb240a15730da2712b33b8ff03258139e9e3 [formerly 5286ac77cdcceb77914102722198c0c56794c871]]
Former-commit-id: 636873f88e2e13f8fe59151af10a9cbeae153a18
Former-commit-id: df5236ea81e02b2488e786817b8094ea4e1b1f42
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine