---
title: Object Identifiers
framework: GSS
role: collectionGroup
role_heading: API Collection
path: gss/object-identifiers
---

# Object Identifiers

Store security mechanisms, QOPs (Quality of Protection values), and name types.

## Topics

### Object IDs

- [gss_OID](gss/gss_oid.md)
- [gss_OID_set](gss/gss_oid_set.md)
- [gss_OID_desc](gss/gss_oid_desc.md)
- [gss_const_OID](gss/gss_const_oid.md)
- [gss_const_OID_set](gss/gss_const_oid_set.md)
- [gss_OID_desc_struct](gss/gss_oid_desc_struct.md)
- [gss_OID_set_desc](gss/gss_oid_set_desc.md)
- [gss_OID_set_desc_struct](gss/gss_oid_set_desc_struct.md)

### Quality of Protection Constants

- [GSS_C_QOP_DEFAULT](gss/gss_c_qop_default.md)
- [GSS_KRB5_CONF_C_QOP_DES](gss/gss_krb5_conf_c_qop_des.md)
- [GSS_KRB5_CONF_C_QOP_DES3_KD](gss/gss_krb5_conf_c_qop_des3_kd.md)

### Creation and Release

- [gss_create_empty_oid_set(_:_:)](gss/gss_create_empty_oid_set(_:_:).md)
- [gss_add_oid_set_member(_:_:_:)](gss/gss_add_oid_set_member(_:_:_:).md)
- [gss_release_oid_set(_:_:)](gss/gss_release_oid_set(_:_:).md)
- [gss_release_oid(_:_:)](gss/gss_release_oid(_:_:).md)

### Conversion and Duplication

- [gss_oid_to_str(_:_:_:)](gss/gss_oid_to_str(_:_:_:).md)
- [gss_test_oid_set_member(_:_:_:_:)](gss/gss_test_oid_set_member(_:_:_:_:).md)
- [gss_oid_equal(_:_:)](gss/gss_oid_equal(_:_:).md)
- [gss_duplicate_oid(_:_:_:)](gss/gss_duplicate_oid(_:_:_:).md)

## See Also

### Names and Object Identifiers

- [Name Handling](gss/name-handling.md)