The Special Investigating Unit is appealing the High Court ruling that shut down its investigation into maladministration at Telkom.
Over 100 companies in South Africa have been named as Top Employers.
Telkom says that its performance is improving - but load shedding, legacy issues and declining service revenues are still weighing it down.
The South African government is ironing out a new partnership with Telkom for broadband rollout in the country.
Telkom's bosses didn't get any bonuses after delivering a huge loss - but they still took home handsome salaries.
The Special Investigating Unit (SIU) says it is considering its legal options after having its investigation into Telkom ruled invalid.
MyBroadband Insights reveals which mobile network in South Africa provides the best voice call quality.
Telkom says it has rejected a takeover offer from its former CEO, Sipho Maseko.
Telkom says that close to 1,200 employees have accepted voluntary retirement or retrenchment packages - and consultations with others are ongoing.
Telkom has reported a significant loss - blaming growing operational costs and competition as well as its plans to migrate to newer technologies.