| Date | Version | Changes |
| 2009-02-20 | 0.1 | Initial Release |
| 2009-03-02 | 0.2 | * Further documentation after review. * Refinement of crypto driver errorcodes and interface * Additions to driver interface. |
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| 2009-03-12 | 0.3 | *Fixed documentation issue in TlApiError.h | *
| 2009-03-20 | 0.4 | *Corrected minor issues after review. | *
| 2009-05-15 | 0.5 | *Corrected minor issues. | *
| 2009-06-13 | 0.6 | *Introduced modularization within MC documentation. | *
| 2010-05-04 | 0.7 | *Minor fixes. | *
| 2010-06-09 | 0.8 | *Review and restructuring of the documentation. | *
| 2011-07-19 | 0.9 | *update to reflect current code changes. | *
| 2011-11-09 | 0.9.1 | *Refactored tlApiGetMcVersion(). * Introduced new security functions: * - tlApiGetSuid(), * - tlApiIsDeviceBound(), * - tlApiBindDevice(), * - tlApiGetTimeStamp(). |
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| 2011-11-24 | 0.9.2 | *Restructuring. * Removed [DRV]. * Moved functions. |
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| 2011-11-24 | 1.0 | *Release version | *
| 2011-02-21 | 1.1 | *Added RSA CRT support. * Added AES CTR mode support. |
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| 2011-03-08 | 1.2 | *Changed CRT key definition. Qinv parameter instead of Pinv. | *
| 2012-03-21 | 1.3 | *Change type of secure object parameter in tlApiWrap/tlApiUnwrap to mcSoHeader_t* and add word-alignment requirement for this parameter. * Add error codes E_TLAPI_UNMAPPED_BUFFER and E_TLAPI_UNALIGNED_POINTER. |
*
| 2012-05-14 | 1.4 | *Obsoleted tlApiBindDevice() and tlApiIsDeviceBound(). | *
| 2012-05-23 | 1.5 | *Added logging header file and functions tlApiLogvPrintf and tlApiLogPrintf. | *
| 2012-06-25 | 1.6 | *New wrapping and unwrapping functions tlApiWrapObjectExt and tlApiUnwrapObjectExt. | *
| 2012-08-16 | 1.7 | *RSA key generation requires now public exponent as input. Only one API for generation available. | *
| 2012-08-27 | 1.8 | *Wrap function supports SO formats 2.1 and 2.2. | *
| 2012-08-28 | 1.9 | *Default wrapping format is not format 2.2 | *
| 2012-08-28 | 1.10 | *Remove AES ISO10126 padding. * Remove paddings from AES CTR mode. |
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| 2012-10-23 | 1.12 | *Remove unimplemented counter and time reading functions. | *
| 2012-10 | 1.13 | *Remove keypad functions | *
| 2013-10-31 | 1.14 | *Add Trusted UI functions. * Add |